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Finding the Fourth Proportional to 675,778.71, 932,577.08 and 365,681.29

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Solution

The fourth proportional to 675,778.71, 932,577.08 and 365,681.29 is: 504,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,778.71 : 932,577.08 = 365,681.29 : x
  2. Step 2: Convert to fraction form
    675,778.71/932,577.08 = 365,681.29/x
  3. Step 3: Cross multiply
    675,778.71x = 932,577.08 × 365,681.29
  4. Step 4: Simplify right side
    675,778.71x = 341,025,989,638.83
  5. Step 5: Solve for x
    x = 341,025,989,638.83/675,778.71
  6. Step 6: Final answer
    x = 504,641.51

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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.