Home / 881,023.10-1,321,534.65-282,003.80

Finding the Fourth Proportional to 881,023.10, 1,321,534.65 and 282,003.80

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Solution

The fourth proportional to 881,023.10, 1,321,534.65 and 282,003.80 is: 423,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,023.10 : 1,321,534.65 = 282,003.80 : x
  2. Step 2: Convert to fraction form
    881,023.10/1,321,534.65 = 282,003.80/x
  3. Step 3: Cross multiply
    881,023.10x = 1,321,534.65 × 282,003.80
  4. Step 4: Simplify right side
    881,023.10x = 372,677,793,131.67
  5. Step 5: Solve for x
    x = 372,677,793,131.67/881,023.10
  6. Step 6: Final answer
    x = 423,005.70

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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.