Home / 773,346.29-1,158,646.88-323,076.20

Finding the Fourth Proportional to 773,346.29, 1,158,646.88 and 323,076.20

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Solution

The fourth proportional to 773,346.29, 1,158,646.88 and 323,076.20 is: 484,040.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,346.29 : 1,158,646.88 = 323,076.20 : x
  2. Step 2: Convert to fraction form
    773,346.29/1,158,646.88 = 323,076.20/x
  3. Step 3: Cross multiply
    773,346.29x = 1,158,646.88 × 323,076.20
  4. Step 4: Simplify right side
    773,346.29x = 374,331,226,146.71
  5. Step 5: Solve for x
    x = 374,331,226,146.71/773,346.29
  6. Step 6: Final answer
    x = 484,040.89

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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.