Home / 366,456.72-549,583.02-129,735.84

Finding the Fourth Proportional to 366,456.72, 549,583.02 and 129,735.84

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Solution

The fourth proportional to 366,456.72, 549,583.02 and 129,735.84 is: 194,567.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,456.72 : 549,583.02 = 129,735.84 : x
  2. Step 2: Convert to fraction form
    366,456.72/549,583.02 = 129,735.84/x
  3. Step 3: Cross multiply
    366,456.72x = 549,583.02 × 129,735.84
  4. Step 4: Simplify right side
    366,456.72x = 71,300,614,749.44
  5. Step 5: Solve for x
    x = 71,300,614,749.44/366,456.72
  6. Step 6: Final answer
    x = 194,567.63

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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.