Home / 539,737.20-744,832.35-298,014.57

Finding the Fourth Proportional to 539,737.20, 744,832.35 and 298,014.57

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Solution

The fourth proportional to 539,737.20, 744,832.35 and 298,014.57 is: 411,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,737.20 : 744,832.35 = 298,014.57 : x
  2. Step 2: Convert to fraction form
    539,737.20/744,832.35 = 298,014.57/x
  3. Step 3: Cross multiply
    539,737.20x = 744,832.35 × 298,014.57
  4. Step 4: Simplify right side
    539,737.20x = 221,970,892,507.34
  5. Step 5: Solve for x
    x = 221,970,892,507.34/539,737.20
  6. Step 6: Final answer
    x = 411,257.35

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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.