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Finding the Fourth Proportional to 448,296.73, 618,645.53 and 244,347.64

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Solution

The fourth proportional to 448,296.73, 618,645.53 and 244,347.64 is: 337,197.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,296.73 : 618,645.53 = 244,347.64 : x
  2. Step 2: Convert to fraction form
    448,296.73/618,645.53 = 244,347.64/x
  3. Step 3: Cross multiply
    448,296.73x = 618,645.53 × 244,347.64
  4. Step 4: Simplify right side
    448,296.73x = 151,164,574,316.30
  5. Step 5: Solve for x
    x = 151,164,574,316.30/448,296.73
  6. Step 6: Final answer
    x = 337,197.59

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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.