Home / 461,069.20-636,337.56-270,158.68

Finding the Fourth Proportional to 461,069.20, 636,337.56 and 270,158.68

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Solution

The fourth proportional to 461,069.20, 636,337.56 and 270,158.68 is: 372,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,069.20 : 636,337.56 = 270,158.68 : x
  2. Step 2: Convert to fraction form
    461,069.20/636,337.56 = 270,158.68/x
  3. Step 3: Cross multiply
    461,069.20x = 636,337.56 × 270,158.68
  4. Step 4: Simplify right side
    461,069.20x = 171,912,115,244.02
  5. Step 5: Solve for x
    x = 171,912,115,244.02/461,069.20
  6. Step 6: Final answer
    x = 372,855.34

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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.