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Finding the Fourth Proportional to 448,769, 619,312.94 and 244,823.24

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Solution

The fourth proportional to 448,769, 619,312.94 and 244,823.24 is: 337,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,769 : 619,312.94 = 244,823.24 : x
  2. Step 2: Convert to fraction form
    448,769/619,312.94 = 244,823.24/x
  3. Step 3: Cross multiply
    448,769x = 619,312.94 × 244,823.24
  4. Step 4: Simplify right side
    448,769x = 151,622,200,544.73
  5. Step 5: Solve for x
    x = 151,622,200,544.73/448,769
  6. Step 6: Final answer
    x = 337,862.46

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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.