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Finding the Fourth Proportional to 496,126.62, 744,259.32 and 159,088.02

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Solution

The fourth proportional to 496,126.62, 744,259.32 and 159,088.02 is: 238,654.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,126.62 : 744,259.32 = 159,088.02 : x
  2. Step 2: Convert to fraction form
    496,126.62/744,259.32 = 159,088.02/x
  3. Step 3: Cross multiply
    496,126.62x = 744,259.32 × 159,088.02
  4. Step 4: Simplify right side
    496,126.62x = 118,402,741,585.35
  5. Step 5: Solve for x
    x = 118,402,741,585.35/496,126.62
  6. Step 6: Final answer
    x = 238,654.28

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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.