Home / 549,618.15-824,232.82-261,395.85

Finding the Fourth Proportional to 549,618.15, 824,232.82 and 261,395.85

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Solution

The fourth proportional to 549,618.15, 824,232.82 and 261,395.85 is: 392,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,618.15 : 824,232.82 = 261,395.85 : x
  2. Step 2: Convert to fraction form
    549,618.15/824,232.82 = 261,395.85/x
  3. Step 3: Cross multiply
    549,618.15x = 824,232.82 × 261,395.85
  4. Step 4: Simplify right side
    549,618.15x = 215,451,038,581.80
  5. Step 5: Solve for x
    x = 215,451,038,581.80/549,618.15
  6. Step 6: Final answer
    x = 392,001.32

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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.