Home / 790,727.20-1,186,090.80-732,407.20

Finding the Fourth Proportional to 790,727.20, 1,186,090.80 and 732,407.20

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Solution

The fourth proportional to 790,727.20, 1,186,090.80 and 732,407.20 is: 1,098,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,727.20 : 1,186,090.80 = 732,407.20 : x
  2. Step 2: Convert to fraction form
    790,727.20/1,186,090.80 = 732,407.20/x
  3. Step 3: Cross multiply
    790,727.20x = 1,186,090.80 × 732,407.20
  4. Step 4: Simplify right side
    790,727.20x = 868,701,441,773.76
  5. Step 5: Solve for x
    x = 868,701,441,773.76/790,727.20
  6. Step 6: Final answer
    x = 1,098,610.80

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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.