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Finding the Fourth Proportional to 656,351.60, 984,527.40 and 496,919.30

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Solution

The fourth proportional to 656,351.60, 984,527.40 and 496,919.30 is: 745,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,351.60 : 984,527.40 = 496,919.30 : x
  2. Step 2: Convert to fraction form
    656,351.60/984,527.40 = 496,919.30/x
  3. Step 3: Cross multiply
    656,351.60x = 984,527.40 × 496,919.30
  4. Step 4: Simplify right side
    656,351.60x = 489,230,666,438.82
  5. Step 5: Solve for x
    x = 489,230,666,438.82/656,351.60
  6. Step 6: Final answer
    x = 745,378.95

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Similar ratio
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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.