Home / 758,016.20-1,046,151.78-435,739.88

Finding the Fourth Proportional to 758,016.20, 1,046,151.78 and 435,739.88

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Solution

The fourth proportional to 758,016.20, 1,046,151.78 and 435,739.88 is: 601,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,016.20 : 1,046,151.78 = 435,739.88 : x
  2. Step 2: Convert to fraction form
    758,016.20/1,046,151.78 = 435,739.88/x
  3. Step 3: Cross multiply
    758,016.20x = 1,046,151.78 × 435,739.88
  4. Step 4: Simplify right side
    758,016.20x = 455,850,051,078.99
  5. Step 5: Solve for x
    x = 455,850,051,078.99/758,016.20
  6. Step 6: Final answer
    x = 601,372.44

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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.