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Finding the Fourth Proportional to 329,366.84, 454,526.56 and 178,463.84

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Solution

The fourth proportional to 329,366.84, 454,526.56 and 178,463.84 is: 246,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,366.84 : 454,526.56 = 178,463.84 : x
  2. Step 2: Convert to fraction form
    329,366.84/454,526.56 = 178,463.84/x
  3. Step 3: Cross multiply
    329,366.84x = 454,526.56 × 178,463.84
  4. Step 4: Simplify right side
    329,366.84x = 81,116,555,279.59
  5. Step 5: Solve for x
    x = 81,116,555,279.59/329,366.84
  6. Step 6: Final answer
    x = 246,280.27

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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.