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Finding the Fourth Proportional to 448,273.32, 618,599.22 and 244,319.98

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Solution

The fourth proportional to 448,273.32, 618,599.22 and 244,319.98 is: 337,151.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,273.32 : 618,599.22 = 244,319.98 : x
  2. Step 2: Convert to fraction form
    448,273.32/618,599.22 = 244,319.98/x
  3. Step 3: Cross multiply
    448,273.32x = 618,599.22 × 244,319.98
  4. Step 4: Simplify right side
    448,273.32x = 151,136,149,058.42
  5. Step 5: Solve for x
    x = 151,136,149,058.42/448,273.32
  6. Step 6: Final answer
    x = 337,151.78

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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.