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Finding the Fourth Proportional to 468,082.15, 702,123.23 and 468,082.15

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Solution

The fourth proportional to 468,082.15, 702,123.23 and 468,082.15 is: 702,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,082.15 : 702,123.23 = 468,082.15 : x
  2. Step 2: Convert to fraction form
    468,082.15/702,123.23 = 468,082.15/x
  3. Step 3: Cross multiply
    468,082.15x = 702,123.23 × 468,082.15
  4. Step 4: Simplify right side
    468,082.15x = 328,651,348,722.93
  5. Step 5: Solve for x
    x = 328,651,348,722.93/468,082.15
  6. Step 6: Final answer
    x = 702,123.23

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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.