Home / 898,327.20-1,347,490.80-579,462.60

Finding the Fourth Proportional to 898,327.20, 1,347,490.80 and 579,462.60

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Solution

The fourth proportional to 898,327.20, 1,347,490.80 and 579,462.60 is: 869,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,327.20 : 1,347,490.80 = 579,462.60 : x
  2. Step 2: Convert to fraction form
    898,327.20/1,347,490.80 = 579,462.60/x
  3. Step 3: Cross multiply
    898,327.20x = 1,347,490.80 × 579,462.60
  4. Step 4: Simplify right side
    898,327.20x = 780,820,522,444.08
  5. Step 5: Solve for x
    x = 780,820,522,444.08/898,327.20
  6. Step 6: Final answer
    x = 869,193.90

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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.