Home / 1,072,409.49-1,608,612.93-273,691.12

Finding the Fourth Proportional to 1,072,409.49, 1,608,612.93 and 273,691.12

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Solution

The fourth proportional to 1,072,409.49, 1,608,612.93 and 273,691.12 is: 410,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,409.49 : 1,608,612.93 = 273,691.12 : x
  2. Step 2: Convert to fraction form
    1,072,409.49/1,608,612.93 = 273,691.12/x
  3. Step 3: Cross multiply
    1,072,409.49x = 1,608,612.93 × 273,691.12
  4. Step 4: Simplify right side
    1,072,409.49x = 440,263,074,458.18
  5. Step 5: Solve for x
    x = 440,263,074,458.18/1,072,409.49
  6. Step 6: Final answer
    x = 410,536.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.