Home / 549,933.20-824,243.70-493,508.60

Finding the Fourth Proportional to 549,933.20, 824,243.70 and 493,508.60

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Solution

The fourth proportional to 549,933.20, 824,243.70 and 493,508.60 is: 739,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,933.20 : 824,243.70 = 493,508.60 : x
  2. Step 2: Convert to fraction form
    549,933.20/824,243.70 = 493,508.60/x
  3. Step 3: Cross multiply
    549,933.20x = 824,243.70 × 493,508.60
  4. Step 4: Simplify right side
    549,933.20x = 406,771,354,445.82
  5. Step 5: Solve for x
    x = 406,771,354,445.82/549,933.20
  6. Step 6: Final answer
    x = 739,674.12

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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.