Home / 549,977.70-824,310.45-493,553.10

Finding the Fourth Proportional to 549,977.70, 824,310.45 and 493,553.10

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Solution

The fourth proportional to 549,977.70, 824,310.45 and 493,553.10 is: 739,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,977.70 : 824,310.45 = 493,553.10 : x
  2. Step 2: Convert to fraction form
    549,977.70/824,310.45 = 493,553.10/x
  3. Step 3: Cross multiply
    549,977.70x = 824,310.45 × 493,553.10
  4. Step 4: Simplify right side
    549,977.70x = 406,840,977,959.90
  5. Step 5: Solve for x
    x = 406,840,977,959.90/549,977.70
  6. Step 6: Final answer
    x = 739,740.86

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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.