Home / 549,638.85-824,325.66-229,617.84

Finding the Fourth Proportional to 549,638.85, 824,325.66 and 229,617.84

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Solution

The fourth proportional to 549,638.85, 824,325.66 and 229,617.84 is: 344,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,638.85 : 824,325.66 = 229,617.84 : x
  2. Step 2: Convert to fraction form
    549,638.85/824,325.66 = 229,617.84/x
  3. Step 3: Cross multiply
    549,638.85x = 824,325.66 × 229,617.84
  4. Step 4: Simplify right side
    549,638.85x = 189,279,877,505.77
  5. Step 5: Solve for x
    x = 189,279,877,505.77/549,638.85
  6. Step 6: Final answer
    x = 344,371.36

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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.