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Finding the Fourth Proportional to 501,702.63, 752,546.31 and 347,686.53

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Solution

The fourth proportional to 501,702.63, 752,546.31 and 347,686.53 is: 521,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,702.63 : 752,546.31 = 347,686.53 : x
  2. Step 2: Convert to fraction form
    501,702.63/752,546.31 = 347,686.53/x
  3. Step 3: Cross multiply
    501,702.63x = 752,546.31 × 347,686.53
  4. Step 4: Simplify right side
    501,702.63x = 261,650,215,188.20
  5. Step 5: Solve for x
    x = 261,650,215,188.20/501,702.63
  6. Step 6: Final answer
    x = 521,524.50

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.