Home / 801,979.42-1,106,689.26-457,801.66

Finding the Fourth Proportional to 801,979.42, 1,106,689.26 and 457,801.66

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Solution

The fourth proportional to 801,979.42, 1,106,689.26 and 457,801.66 is: 631,742.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,979.42 : 1,106,689.26 = 457,801.66 : x
  2. Step 2: Convert to fraction form
    801,979.42/1,106,689.26 = 457,801.66/x
  3. Step 3: Cross multiply
    801,979.42x = 1,106,689.26 × 457,801.66
  4. Step 4: Simplify right side
    801,979.42x = 506,644,180,332.17
  5. Step 5: Solve for x
    x = 506,644,180,332.17/801,979.42
  6. Step 6: Final answer
    x = 631,742.12

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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.