Home / 442,148.12-609,546.55-373,891.24

Finding the Fourth Proportional to 442,148.12, 609,546.55 and 373,891.24

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Solution

The fourth proportional to 442,148.12, 609,546.55 and 373,891.24 is: 515,447.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,148.12 : 609,546.55 = 373,891.24 : x
  2. Step 2: Convert to fraction form
    442,148.12/609,546.55 = 373,891.24/x
  3. Step 3: Cross multiply
    442,148.12x = 609,546.55 × 373,891.24
  4. Step 4: Simplify right side
    442,148.12x = 227,904,110,500.03
  5. Step 5: Solve for x
    x = 227,904,110,500.03/442,148.12
  6. Step 6: Final answer
    x = 515,447.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.