Home / 955,052.62-1,432,590.18-378,816.46

Finding the Fourth Proportional to 955,052.62, 1,432,590.18 and 378,816.46

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Solution

The fourth proportional to 955,052.62, 1,432,590.18 and 378,816.46 is: 568,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,052.62 : 1,432,590.18 = 378,816.46 : x
  2. Step 2: Convert to fraction form
    955,052.62/1,432,590.18 = 378,816.46/x
  3. Step 3: Cross multiply
    955,052.62x = 1,432,590.18 × 378,816.46
  4. Step 4: Simplify right side
    955,052.62x = 542,688,740,618.36
  5. Step 5: Solve for x
    x = 542,688,740,618.36/955,052.62
  6. Step 6: Final answer
    x = 568,229.15

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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.