Home / 448,233.14-618,540.76-254,636.10

Finding the Fourth Proportional to 448,233.14, 618,540.76 and 254,636.10

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Solution

The fourth proportional to 448,233.14, 618,540.76 and 254,636.10 is: 351,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,233.14 : 618,540.76 = 254,636.10 : x
  2. Step 2: Convert to fraction form
    448,233.14/618,540.76 = 254,636.10/x
  3. Step 3: Cross multiply
    448,233.14x = 618,540.76 × 254,636.10
  4. Step 4: Simplify right side
    448,233.14x = 157,502,806,817.44
  5. Step 5: Solve for x
    x = 157,502,806,817.44/448,233.14
  6. Step 6: Final answer
    x = 351,385.90

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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.