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Finding the Fourth Proportional to 484,334.69, 726,565.52 and 160,015.04

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Solution

The fourth proportional to 484,334.69, 726,565.52 and 160,015.04 is: 240,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,334.69 : 726,565.52 = 160,015.04 : x
  2. Step 2: Convert to fraction form
    484,334.69/726,565.52 = 160,015.04/x
  3. Step 3: Cross multiply
    484,334.69x = 726,565.52 × 160,015.04
  4. Step 4: Simplify right side
    484,334.69x = 116,261,413,874.14
  5. Step 5: Solve for x
    x = 116,261,413,874.14/484,334.69
  6. Step 6: Final answer
    x = 240,043.54

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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.