Home / 790,726.20-1,186,089.30-732,406.20

Finding the Fourth Proportional to 790,726.20, 1,186,089.30 and 732,406.20

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Solution

The fourth proportional to 790,726.20, 1,186,089.30 and 732,406.20 is: 1,098,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,726.20 : 1,186,089.30 = 732,406.20 : x
  2. Step 2: Convert to fraction form
    790,726.20/1,186,089.30 = 732,406.20/x
  3. Step 3: Cross multiply
    790,726.20x = 1,186,089.30 × 732,406.20
  4. Step 4: Simplify right side
    790,726.20x = 868,699,157,073.66
  5. Step 5: Solve for x
    x = 868,699,157,073.66/790,726.20
  6. Step 6: Final answer
    x = 1,098,609.30

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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.