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Finding the Fourth Proportional to 546,393.12, 753,755.04 and 365,149.92

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Solution

The fourth proportional to 546,393.12, 753,755.04 and 365,149.92 is: 503,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,393.12 : 753,755.04 = 365,149.92 : x
  2. Step 2: Convert to fraction form
    546,393.12/753,755.04 = 365,149.92/x
  3. Step 3: Cross multiply
    546,393.12x = 753,755.04 × 365,149.92
  4. Step 4: Simplify right side
    546,393.12x = 275,233,592,555.60
  5. Step 5: Solve for x
    x = 275,233,592,555.60/546,393.12
  6. Step 6: Final answer
    x = 503,728.14

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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.