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Finding the Fourth Proportional to 675,587.75, 932,296.70 and 369,662.90

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Solution

The fourth proportional to 675,587.75, 932,296.70 and 369,662.90 is: 510,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,587.75 : 932,296.70 = 369,662.90 : x
  2. Step 2: Convert to fraction form
    675,587.75/932,296.70 = 369,662.90/x
  3. Step 3: Cross multiply
    675,587.75x = 932,296.70 × 369,662.90
  4. Step 4: Simplify right side
    675,587.75x = 344,635,495,272.63
  5. Step 5: Solve for x
    x = 344,635,495,272.63/675,587.75
  6. Step 6: Final answer
    x = 510,126.92

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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.