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Finding the Fourth Proportional to 448,254.56, 618,575.45 and 244,301.42

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Solution

The fourth proportional to 448,254.56, 618,575.45 and 244,301.42 is: 337,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,254.56 : 618,575.45 = 244,301.42 : x
  2. Step 2: Convert to fraction form
    448,254.56/618,575.45 = 244,301.42/x
  3. Step 3: Cross multiply
    448,254.56x = 618,575.45 × 244,301.42
  4. Step 4: Simplify right side
    448,254.56x = 151,118,861,137.07
  5. Step 5: Solve for x
    x = 151,118,861,137.07/448,254.56
  6. Step 6: Final answer
    x = 337,127.32

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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.