Home / 947,525.69-1,421,079.14-273,460.35

Finding the Fourth Proportional to 947,525.69, 1,421,079.14 and 273,460.35

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Solution

The fourth proportional to 947,525.69, 1,421,079.14 and 273,460.35 is: 410,130.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,525.69 : 1,421,079.14 = 273,460.35 : x
  2. Step 2: Convert to fraction form
    947,525.69/1,421,079.14 = 273,460.35/x
  3. Step 3: Cross multiply
    947,525.69x = 1,421,079.14 × 273,460.35
  4. Step 4: Simplify right side
    947,525.69x = 388,608,790,529.40
  5. Step 5: Solve for x
    x = 388,608,790,529.40/947,525.69
  6. Step 6: Final answer
    x = 410,130.09

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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.