Home / 313,346.47-432,372.50-179,184.55

Finding the Fourth Proportional to 313,346.47, 432,372.50 and 179,184.55

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Solution

The fourth proportional to 313,346.47, 432,372.50 and 179,184.55 is: 247,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,346.47 : 432,372.50 = 179,184.55 : x
  2. Step 2: Convert to fraction form
    313,346.47/432,372.50 = 179,184.55/x
  3. Step 3: Cross multiply
    313,346.47x = 432,372.50 × 179,184.55
  4. Step 4: Simplify right side
    313,346.47x = 77,474,471,844.88
  5. Step 5: Solve for x
    x = 77,474,471,844.88/313,346.47
  6. Step 6: Final answer
    x = 247,248.59

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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.