Home / 750,849.85-1,036,198.65-411,318.10

Finding the Fourth Proportional to 750,849.85, 1,036,198.65 and 411,318.10

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Solution

The fourth proportional to 750,849.85, 1,036,198.65 and 411,318.10 is: 567,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,849.85 : 1,036,198.65 = 411,318.10 : x
  2. Step 2: Convert to fraction form
    750,849.85/1,036,198.65 = 411,318.10/x
  3. Step 3: Cross multiply
    750,849.85x = 1,036,198.65 × 411,318.10
  4. Step 4: Simplify right side
    750,849.85x = 426,207,259,940.57
  5. Step 5: Solve for x
    x = 426,207,259,940.57/750,849.85
  6. Step 6: Final answer
    x = 567,633.14

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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.