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Finding the Fourth Proportional to 498,744.60, 747,606.60 and 245,635.80

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Solution

The fourth proportional to 498,744.60, 747,606.60 and 245,635.80 is: 368,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,744.60 : 747,606.60 = 245,635.80 : x
  2. Step 2: Convert to fraction form
    498,744.60/747,606.60 = 245,635.80/x
  3. Step 3: Cross multiply
    498,744.60x = 747,606.60 × 245,635.80
  4. Step 4: Simplify right side
    498,744.60x = 183,638,945,276.28
  5. Step 5: Solve for x
    x = 183,638,945,276.28/498,744.60
  6. Step 6: Final answer
    x = 368,202.37

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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.