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Finding the Fourth Proportional to 534,255, 737,239.35 and 292,540.47

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Solution

The fourth proportional to 534,255, 737,239.35 and 292,540.47 is: 403,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,255 : 737,239.35 = 292,540.47 : x
  2. Step 2: Convert to fraction form
    534,255/737,239.35 = 292,540.47/x
  3. Step 3: Cross multiply
    534,255x = 737,239.35 × 292,540.47
  4. Step 4: Simplify right side
    534,255x = 215,672,345,951.49
  5. Step 5: Solve for x
    x = 215,672,345,951.49/534,255
  6. Step 6: Final answer
    x = 403,688.03

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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.