Home / 546,816.80-820,268.04-147,451.52

Finding the Fourth Proportional to 546,816.80, 820,268.04 and 147,451.52

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Solution

The fourth proportional to 546,816.80, 820,268.04 and 147,451.52 is: 221,188.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,816.80 : 820,268.04 = 147,451.52 : x
  2. Step 2: Convert to fraction form
    546,816.80/820,268.04 = 147,451.52/x
  3. Step 3: Cross multiply
    546,816.80x = 820,268.04 × 147,451.52
  4. Step 4: Simplify right side
    546,816.80x = 120,949,769,305.42
  5. Step 5: Solve for x
    x = 120,949,769,305.42/546,816.80
  6. Step 6: Final answer
    x = 221,188.83

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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.