Home / 346,234.20-519,545.70-146,520.60

Finding the Fourth Proportional to 346,234.20, 519,545.70 and 146,520.60

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Solution

The fourth proportional to 346,234.20, 519,545.70 and 146,520.60 is: 219,863.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,234.20 : 519,545.70 = 146,520.60 : x
  2. Step 2: Convert to fraction form
    346,234.20/519,545.70 = 146,520.60/x
  3. Step 3: Cross multiply
    346,234.20x = 519,545.70 × 146,520.60
  4. Step 4: Simplify right side
    346,234.20x = 76,124,147,691.42
  5. Step 5: Solve for x
    x = 76,124,147,691.42/346,234.20
  6. Step 6: Final answer
    x = 219,863.17

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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.