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Finding the Fourth Proportional to 448,326.33, 618,681.10 and 244,375.49

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Solution

The fourth proportional to 448,326.33, 618,681.10 and 244,375.49 is: 337,233.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,326.33 : 618,681.10 = 244,375.49 : x
  2. Step 2: Convert to fraction form
    448,326.33/618,681.10 = 244,375.49/x
  3. Step 3: Cross multiply
    448,326.33x = 618,681.10 × 244,375.49
  4. Step 4: Simplify right side
    448,326.33x = 151,190,496,966.24
  5. Step 5: Solve for x
    x = 151,190,496,966.24/448,326.33
  6. Step 6: Final answer
    x = 337,233.14

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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.