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Finding the Fourth Proportional to 468,082.90, 702,124.35 and 454,960.90

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Solution

The fourth proportional to 468,082.90, 702,124.35 and 454,960.90 is: 682,441.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,082.90 : 702,124.35 = 454,960.90 : x
  2. Step 2: Convert to fraction form
    468,082.90/702,124.35 = 454,960.90/x
  3. Step 3: Cross multiply
    468,082.90x = 702,124.35 × 454,960.90
  4. Step 4: Simplify right side
    468,082.90x = 319,439,126,187.92
  5. Step 5: Solve for x
    x = 319,439,126,187.92/468,082.90
  6. Step 6: Final answer
    x = 682,441.35

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Similar ratio
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1.5x scale

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.