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Finding the Fourth Proportional to 456,452.20, 683,123.10 and 456,452.20

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Solution

The fourth proportional to 456,452.20, 683,123.10 and 456,452.20 is: 683,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,452.20 : 683,123.10 = 456,452.20 : x
  2. Step 2: Convert to fraction form
    456,452.20/683,123.10 = 456,452.20/x
  3. Step 3: Cross multiply
    456,452.20x = 683,123.10 × 456,452.20
  4. Step 4: Simplify right side
    456,452.20x = 311,813,041,865.82
  5. Step 5: Solve for x
    x = 311,813,041,865.82/456,452.20
  6. Step 6: Final answer
    x = 683,123.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.