Home / 353,972.28-488,476.10-192,829.26

Finding the Fourth Proportional to 353,972.28, 488,476.10 and 192,829.26

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Solution

The fourth proportional to 353,972.28, 488,476.10 and 192,829.26 is: 266,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,972.28 : 488,476.10 = 192,829.26 : x
  2. Step 2: Convert to fraction form
    353,972.28/488,476.10 = 192,829.26/x
  3. Step 3: Cross multiply
    353,972.28x = 488,476.10 × 192,829.26
  4. Step 4: Simplify right side
    353,972.28x = 94,192,484,890.69
  5. Step 5: Solve for x
    x = 94,192,484,890.69/353,972.28
  6. Step 6: Final answer
    x = 266,101.30

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1.5x scale

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.