Home / 448,158.13-618,450.15-244,210.78

Finding the Fourth Proportional to 448,158.13, 618,450.15 and 244,210.78

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Solution

The fourth proportional to 448,158.13, 618,450.15 and 244,210.78 is: 337,006.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,158.13 : 618,450.15 = 244,210.78 : x
  2. Step 2: Convert to fraction form
    448,158.13/618,450.15 = 244,210.78/x
  3. Step 3: Cross multiply
    448,158.13x = 618,450.15 × 244,210.78
  4. Step 4: Simplify right side
    448,158.13x = 151,032,193,522.62
  5. Step 5: Solve for x
    x = 151,032,193,522.62/448,158.13
  6. Step 6: Final answer
    x = 337,006.48

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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.