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Finding the Fourth Proportional to 534,832.60, 802,248.90 and 456,100.60

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Solution

The fourth proportional to 534,832.60, 802,248.90 and 456,100.60 is: 684,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,832.60 : 802,248.90 = 456,100.60 : x
  2. Step 2: Convert to fraction form
    534,832.60/802,248.90 = 456,100.60/x
  3. Step 3: Cross multiply
    534,832.60x = 802,248.90 × 456,100.60
  4. Step 4: Simplify right side
    534,832.60x = 365,906,204,639.34
  5. Step 5: Solve for x
    x = 365,906,204,639.34/534,832.60
  6. Step 6: Final answer
    x = 684,150.90

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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.