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Finding the Fourth Proportional to 448,179.90, 618,488.28 and 244,230.84

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Solution

The fourth proportional to 448,179.90, 618,488.28 and 244,230.84 is: 337,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,179.90 : 618,488.28 = 244,230.84 : x
  2. Step 2: Convert to fraction form
    448,179.90/618,488.28 = 244,230.84/x
  3. Step 3: Cross multiply
    448,179.90x = 618,488.28 × 244,230.84
  4. Step 4: Simplify right side
    448,179.90x = 151,053,912,154.56
  5. Step 5: Solve for x
    x = 151,053,912,154.56/448,179.90
  6. Step 6: Final answer
    x = 337,038.57

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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.