Home / 916,059.52-1,264,117.68-508,177.60

Finding the Fourth Proportional to 916,059.52, 1,264,117.68 and 508,177.60

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Solution

The fourth proportional to 916,059.52, 1,264,117.68 and 508,177.60 is: 701,260.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,059.52 : 1,264,117.68 = 508,177.60 : x
  2. Step 2: Convert to fraction form
    916,059.52/1,264,117.68 = 508,177.60/x
  3. Step 3: Cross multiply
    916,059.52x = 1,264,117.68 × 508,177.60
  4. Step 4: Simplify right side
    916,059.52x = 642,396,288,739.97
  5. Step 5: Solve for x
    x = 642,396,288,739.97/916,059.52
  6. Step 6: Final answer
    x = 701,260.43

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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.