Home / 824,444.20-1,236,666.30-682,726.60

Finding the Fourth Proportional to 824,444.20, 1,236,666.30 and 682,726.60

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Solution

The fourth proportional to 824,444.20, 1,236,666.30 and 682,726.60 is: 1,024,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,444.20 : 1,236,666.30 = 682,726.60 : x
  2. Step 2: Convert to fraction form
    824,444.20/1,236,666.30 = 682,726.60/x
  3. Step 3: Cross multiply
    824,444.20x = 1,236,666.30 × 682,726.60
  4. Step 4: Simplify right side
    824,444.20x = 844,304,978,333.58
  5. Step 5: Solve for x
    x = 844,304,978,333.58/824,444.20
  6. Step 6: Final answer
    x = 1,024,089.90

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1.5x scale

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.