Home / 730,166.82-1,007,632.38-403,472.76

Finding the Fourth Proportional to 730,166.82, 1,007,632.38 and 403,472.76

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Solution

The fourth proportional to 730,166.82, 1,007,632.38 and 403,472.76 is: 556,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,166.82 : 1,007,632.38 = 403,472.76 : x
  2. Step 2: Convert to fraction form
    730,166.82/1,007,632.38 = 403,472.76/x
  3. Step 3: Cross multiply
    730,166.82x = 1,007,632.38 × 403,472.76
  4. Step 4: Simplify right side
    730,166.82x = 406,552,217,423.97
  5. Step 5: Solve for x
    x = 406,552,217,423.97/730,166.82
  6. Step 6: Final answer
    x = 556,793.61

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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.