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Finding the Fourth Proportional to 573,314.80, 859,972.20 and 146,849.80

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Solution

The fourth proportional to 573,314.80, 859,972.20 and 146,849.80 is: 220,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,314.80 : 859,972.20 = 146,849.80 : x
  2. Step 2: Convert to fraction form
    573,314.80/859,972.20 = 146,849.80/x
  3. Step 3: Cross multiply
    573,314.80x = 859,972.20 × 146,849.80
  4. Step 4: Simplify right side
    573,314.80x = 126,286,745,575.56
  5. Step 5: Solve for x
    x = 126,286,745,575.56/573,314.80
  6. Step 6: Final answer
    x = 220,274.70

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1.5x scale

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.