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Finding the Fourth Proportional to 1,630.16, 2,444.68 and 534.25

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Solution

The fourth proportional to 1,630.16, 2,444.68 and 534.25 is: 801.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.16 : 2,444.68 = 534.25 : x
  2. Step 2: Convert to fraction form
    1,630.16/2,444.68 = 534.25/x
  3. Step 3: Cross multiply
    1,630.16x = 2,444.68 × 534.25
  4. Step 4: Simplify right side
    1,630.16x = 1,306,070.29
  5. Step 5: Solve for x
    x = 1,306,070.29/1,630.16
  6. Step 6: Final answer
    x = 801.19

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