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Finding the Fourth Proportional to 676,032.89, 932,925.60 and 374,226.89

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Solution

The fourth proportional to 676,032.89, 932,925.60 and 374,226.89 is: 516,433.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,032.89 : 932,925.60 = 374,226.89 : x
  2. Step 2: Convert to fraction form
    676,032.89/932,925.60 = 374,226.89/x
  3. Step 3: Cross multiply
    676,032.89x = 932,925.60 × 374,226.89
  4. Step 4: Simplify right side
    676,032.89x = 349,125,841,224.76
  5. Step 5: Solve for x
    x = 349,125,841,224.76/676,032.89
  6. Step 6: Final answer
    x = 516,433.22

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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.