Home / 344,972.72-517,283.76-157,823.84

Finding the Fourth Proportional to 344,972.72, 517,283.76 and 157,823.84

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Solution

The fourth proportional to 344,972.72, 517,283.76 and 157,823.84 is: 236,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,972.72 : 517,283.76 = 157,823.84 : x
  2. Step 2: Convert to fraction form
    344,972.72/517,283.76 = 157,823.84/x
  3. Step 3: Cross multiply
    344,972.72x = 517,283.76 × 157,823.84
  4. Step 4: Simplify right side
    344,972.72x = 81,639,709,372.84
  5. Step 5: Solve for x
    x = 81,639,709,372.84/344,972.72
  6. Step 6: Final answer
    x = 236,655.55

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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.