Home / 753,116.94-1,129,672.93-273,344.10

Finding the Fourth Proportional to 753,116.94, 1,129,672.93 and 273,344.10

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Solution

The fourth proportional to 753,116.94, 1,129,672.93 and 273,344.10 is: 410,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,116.94 : 1,129,672.93 = 273,344.10 : x
  2. Step 2: Convert to fraction form
    753,116.94/1,129,672.93 = 273,344.10/x
  3. Step 3: Cross multiply
    753,116.94x = 1,129,672.93 × 273,344.10
  4. Step 4: Simplify right side
    753,116.94x = 308,789,430,345.21
  5. Step 5: Solve for x
    x = 308,789,430,345.21/753,116.94
  6. Step 6: Final answer
    x = 410,015.25

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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.