Home / 773,129.70-1,159,694.55-395,216.10

Finding the Fourth Proportional to 773,129.70, 1,159,694.55 and 395,216.10

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Solution

The fourth proportional to 773,129.70, 1,159,694.55 and 395,216.10 is: 592,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,129.70 : 1,159,694.55 = 395,216.10 : x
  2. Step 2: Convert to fraction form
    773,129.70/1,159,694.55 = 395,216.10/x
  3. Step 3: Cross multiply
    773,129.70x = 1,159,694.55 × 395,216.10
  4. Step 4: Simplify right side
    773,129.70x = 458,329,957,242.26
  5. Step 5: Solve for x
    x = 458,329,957,242.26/773,129.70
  6. Step 6: Final answer
    x = 592,824.15

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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.