Home / 304,724.60-457,159.80-146,823.20

Finding the Fourth Proportional to 304,724.60, 457,159.80 and 146,823.20

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Solution

The fourth proportional to 304,724.60, 457,159.80 and 146,823.20 is: 220,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,724.60 : 457,159.80 = 146,823.20 : x
  2. Step 2: Convert to fraction form
    304,724.60/457,159.80 = 146,823.20/x
  3. Step 3: Cross multiply
    304,724.60x = 457,159.80 × 146,823.20
  4. Step 4: Simplify right side
    304,724.60x = 67,121,664,747.36
  5. Step 5: Solve for x
    x = 67,121,664,747.36/304,724.60
  6. Step 6: Final answer
    x = 220,269.92

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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.