Home / 755,246.69-1,042,339.97-453,460.13

Finding the Fourth Proportional to 755,246.69, 1,042,339.97 and 453,460.13

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Solution

The fourth proportional to 755,246.69, 1,042,339.97 and 453,460.13 is: 625,834.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,246.69 : 1,042,339.97 = 453,460.13 : x
  2. Step 2: Convert to fraction form
    755,246.69/1,042,339.97 = 453,460.13/x
  3. Step 3: Cross multiply
    755,246.69x = 1,042,339.97 × 453,460.13
  4. Step 4: Simplify right side
    755,246.69x = 472,659,616,033.10
  5. Step 5: Solve for x
    x = 472,659,616,033.10/755,246.69
  6. Step 6: Final answer
    x = 625,834.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.