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Finding the Fourth Proportional to 448,549.46, 619,013.21 and 244,611.54

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Solution

The fourth proportional to 448,549.46, 619,013.21 and 244,611.54 is: 337,572.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,549.46 : 619,013.21 = 244,611.54 : x
  2. Step 2: Convert to fraction form
    448,549.46/619,013.21 = 244,611.54/x
  3. Step 3: Cross multiply
    448,549.46x = 619,013.21 × 244,611.54
  4. Step 4: Simplify right side
    448,549.46x = 151,417,773,355.39
  5. Step 5: Solve for x
    x = 151,417,773,355.39/448,549.46
  6. Step 6: Final answer
    x = 337,572.08

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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.