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Finding the Fourth Proportional to 532,281.96, 734,544.06 and 328,251.32

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Solution

The fourth proportional to 532,281.96, 734,544.06 and 328,251.32 is: 452,983.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,281.96 : 734,544.06 = 328,251.32 : x
  2. Step 2: Convert to fraction form
    532,281.96/734,544.06 = 328,251.32/x
  3. Step 3: Cross multiply
    532,281.96x = 734,544.06 × 328,251.32
  4. Step 4: Simplify right side
    532,281.96x = 241,115,057,293.16
  5. Step 5: Solve for x
    x = 241,115,057,293.16/532,281.96
  6. Step 6: Final answer
    x = 452,983.71

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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.