Home / 549,939.20-824,252.70-493,514.60

Finding the Fourth Proportional to 549,939.20, 824,252.70 and 493,514.60

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Solution

The fourth proportional to 549,939.20, 824,252.70 and 493,514.60 is: 739,683.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,939.20 : 824,252.70 = 493,514.60 : x
  2. Step 2: Convert to fraction form
    549,939.20/824,252.70 = 493,514.60/x
  3. Step 3: Cross multiply
    549,939.20x = 824,252.70 × 493,514.60
  4. Step 4: Simplify right side
    549,939.20x = 406,780,741,539.42
  5. Step 5: Solve for x
    x = 406,780,741,539.42/549,939.20
  6. Step 6: Final answer
    x = 739,683.12

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1.5x scale

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.