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Finding the Fourth Proportional to 446,069.52, 615,562.20 and 242,110.80

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Solution

The fourth proportional to 446,069.52, 615,562.20 and 242,110.80 is: 334,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,069.52 : 615,562.20 = 242,110.80 : x
  2. Step 2: Convert to fraction form
    446,069.52/615,562.20 = 242,110.80/x
  3. Step 3: Cross multiply
    446,069.52x = 615,562.20 × 242,110.80
  4. Step 4: Simplify right side
    446,069.52x = 149,034,256,691.76
  5. Step 5: Solve for x
    x = 149,034,256,691.76/446,069.52
  6. Step 6: Final answer
    x = 334,105.45

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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.