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Finding the Fourth Proportional to 552,199.68, 761,591.16 and 370,856.88

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Solution

The fourth proportional to 552,199.68, 761,591.16 and 370,856.88 is: 511,484.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,199.68 : 761,591.16 = 370,856.88 : x
  2. Step 2: Convert to fraction form
    552,199.68/761,591.16 = 370,856.88/x
  3. Step 3: Cross multiply
    552,199.68x = 761,591.16 × 370,856.88
  4. Step 4: Simplify right side
    552,199.68x = 282,441,321,433.18
  5. Step 5: Solve for x
    x = 282,441,321,433.18/552,199.68
  6. Step 6: Final answer
    x = 511,484.04

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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.