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Finding the Fourth Proportional to 448,548.81, 619,012.29 and 244,610.89

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Solution

The fourth proportional to 448,548.81, 619,012.29 and 244,610.89 is: 337,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,548.81 : 619,012.29 = 244,610.89 : x
  2. Step 2: Convert to fraction form
    448,548.81/619,012.29 = 244,610.89/x
  3. Step 3: Cross multiply
    448,548.81x = 619,012.29 × 244,610.89
  4. Step 4: Simplify right side
    448,548.81x = 151,417,146,547.60
  5. Step 5: Solve for x
    x = 151,417,146,547.60/448,548.81
  6. Step 6: Final answer
    x = 337,571.17

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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.