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Finding the Fourth Proportional to 330,224.04, 455,710.86 and 179,321.04

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Solution

The fourth proportional to 330,224.04, 455,710.86 and 179,321.04 is: 247,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,224.04 : 455,710.86 = 179,321.04 : x
  2. Step 2: Convert to fraction form
    330,224.04/455,710.86 = 179,321.04/x
  3. Step 3: Cross multiply
    330,224.04x = 455,710.86 × 179,321.04
  4. Step 4: Simplify right side
    330,224.04x = 81,718,545,354.49
  5. Step 5: Solve for x
    x = 81,718,545,354.49/330,224.04
  6. Step 6: Final answer
    x = 247,463.95

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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.