Home / 1,151,952.28-1,728,699.75-478,034.26

Finding the Fourth Proportional to 1,151,952.28, 1,728,699.75 and 478,034.26

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Solution

The fourth proportional to 1,151,952.28, 1,728,699.75 and 478,034.26 is: 717,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,952.28 : 1,728,699.75 = 478,034.26 : x
  2. Step 2: Convert to fraction form
    1,151,952.28/1,728,699.75 = 478,034.26/x
  3. Step 3: Cross multiply
    1,151,952.28x = 1,728,699.75 × 478,034.26
  4. Step 4: Simplify right side
    1,151,952.28x = 826,377,701,431.69
  5. Step 5: Solve for x
    x = 826,377,701,431.69/1,151,952.28
  6. Step 6: Final answer
    x = 717,371.47

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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.