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Finding the Fourth Proportional to 675,887.67, 932,661.67 and 403,901.41

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Solution

The fourth proportional to 675,887.67, 932,661.67 and 403,901.41 is: 557,346.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,887.67 : 932,661.67 = 403,901.41 : x
  2. Step 2: Convert to fraction form
    675,887.67/932,661.67 = 403,901.41/x
  3. Step 3: Cross multiply
    675,887.67x = 932,661.67 × 403,901.41
  4. Step 4: Simplify right side
    675,887.67x = 376,703,363,565.96
  5. Step 5: Solve for x
    x = 376,703,363,565.96/675,887.67
  6. Step 6: Final answer
    x = 557,346.11

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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.