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Finding the Fourth Proportional to 435,697.60, 651,796.80 and 377,183.20

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Solution

The fourth proportional to 435,697.60, 651,796.80 and 377,183.20 is: 564,260.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,697.60 : 651,796.80 = 377,183.20 : x
  2. Step 2: Convert to fraction form
    435,697.60/651,796.80 = 377,183.20/x
  3. Step 3: Cross multiply
    435,697.60x = 651,796.80 × 377,183.20
  4. Step 4: Simplify right side
    435,697.60x = 245,846,802,773.76
  5. Step 5: Solve for x
    x = 245,846,802,773.76/435,697.60
  6. Step 6: Final answer
    x = 564,260.17

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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.