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Finding the Fourth Proportional to 306,755.31, 460,149.57 and 93,507.03

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Solution

The fourth proportional to 306,755.31, 460,149.57 and 93,507.03 is: 140,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,755.31 : 460,149.57 = 93,507.03 : x
  2. Step 2: Convert to fraction form
    306,755.31/460,149.57 = 93,507.03/x
  3. Step 3: Cross multiply
    306,755.31x = 460,149.57 × 93,507.03
  4. Step 4: Simplify right side
    306,755.31x = 43,027,219,646.48
  5. Step 5: Solve for x
    x = 43,027,219,646.48/306,755.31
  6. Step 6: Final answer
    x = 140,265.61

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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.