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Finding the Fourth Proportional to 337,088.16, 505,779.76 and 159,721.76

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Solution

The fourth proportional to 337,088.16, 505,779.76 and 159,721.76 is: 239,652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,088.16 : 505,779.76 = 159,721.76 : x
  2. Step 2: Convert to fraction form
    337,088.16/505,779.76 = 159,721.76/x
  3. Step 3: Cross multiply
    337,088.16x = 505,779.76 × 159,721.76
  4. Step 4: Simplify right side
    337,088.16x = 80,784,033,439.58
  5. Step 5: Solve for x
    x = 80,784,033,439.58/337,088.16
  6. Step 6: Final answer
    x = 239,652.54

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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.