Home / 318,541.54-439,577.73-175,301.38

Finding the Fourth Proportional to 318,541.54, 439,577.73 and 175,301.38

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Solution

The fourth proportional to 318,541.54, 439,577.73 and 175,301.38 is: 241,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,541.54 : 439,577.73 = 175,301.38 : x
  2. Step 2: Convert to fraction form
    318,541.54/439,577.73 = 175,301.38/x
  3. Step 3: Cross multiply
    318,541.54x = 439,577.73 × 175,301.38
  4. Step 4: Simplify right side
    318,541.54x = 77,058,582,686.27
  5. Step 5: Solve for x
    x = 77,058,582,686.27/318,541.54
  6. Step 6: Final answer
    x = 241,910.62

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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.