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Finding the Fourth Proportional to 325,437.24, 488,229.47 and 175,674.32

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Solution

The fourth proportional to 325,437.24, 488,229.47 and 175,674.32 is: 263,551.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,437.24 : 488,229.47 = 175,674.32 : x
  2. Step 2: Convert to fraction form
    325,437.24/488,229.47 = 175,674.32/x
  3. Step 3: Cross multiply
    325,437.24x = 488,229.47 × 175,674.32
  4. Step 4: Simplify right side
    325,437.24x = 85,769,376,826.69
  5. Step 5: Solve for x
    x = 85,769,376,826.69/325,437.24
  6. Step 6: Final answer
    x = 263,551.21

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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.