Home / 360,126.76-496,972.02-198,981.16

Finding the Fourth Proportional to 360,126.76, 496,972.02 and 198,981.16

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Solution

The fourth proportional to 360,126.76, 496,972.02 and 198,981.16 is: 274,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,126.76 : 496,972.02 = 198,981.16 : x
  2. Step 2: Convert to fraction form
    360,126.76/496,972.02 = 198,981.16/x
  3. Step 3: Cross multiply
    360,126.76x = 496,972.02 × 198,981.16
  4. Step 4: Simplify right side
    360,126.76x = 98,888,069,027.14
  5. Step 5: Solve for x
    x = 98,888,069,027.14/360,126.76
  6. Step 6: Final answer
    x = 274,592.39

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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.