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Finding the Fourth Proportional to 560,651.60, 773,948.04 and 379,626.32

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Solution

The fourth proportional to 560,651.60, 773,948.04 and 379,626.32 is: 524,052.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,651.60 : 773,948.04 = 379,626.32 : x
  2. Step 2: Convert to fraction form
    560,651.60/773,948.04 = 379,626.32/x
  3. Step 3: Cross multiply
    560,651.60x = 773,948.04 × 379,626.32
  4. Step 4: Simplify right side
    560,651.60x = 293,811,046,296.41
  5. Step 5: Solve for x
    x = 293,811,046,296.41/560,651.60
  6. Step 6: Final answer
    x = 524,052.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.