Home / 366,514.20-549,576.90-129,864.60

Finding the Fourth Proportional to 366,514.20, 549,576.90 and 129,864.60

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Solution

The fourth proportional to 366,514.20, 549,576.90 and 129,864.60 is: 194,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,514.20 : 549,576.90 = 129,864.60 : x
  2. Step 2: Convert to fraction form
    366,514.20/549,576.90 = 129,864.60/x
  3. Step 3: Cross multiply
    366,514.20x = 549,576.90 × 129,864.60
  4. Step 4: Simplify right side
    366,514.20x = 71,370,584,287.74
  5. Step 5: Solve for x
    x = 71,370,584,287.74/366,514.20
  6. Step 6: Final answer
    x = 194,728.02

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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.