Home / 382,721.56-574,211.49-169,460.36

Finding the Fourth Proportional to 382,721.56, 574,211.49 and 169,460.36

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Solution

The fourth proportional to 382,721.56, 574,211.49 and 169,460.36 is: 254,247.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,721.56 : 574,211.49 = 169,460.36 : x
  2. Step 2: Convert to fraction form
    382,721.56/574,211.49 = 169,460.36/x
  3. Step 3: Cross multiply
    382,721.56x = 574,211.49 × 169,460.36
  4. Step 4: Simplify right side
    382,721.56x = 97,306,082,093.18
  5. Step 5: Solve for x
    x = 97,306,082,093.18/382,721.56
  6. Step 6: Final answer
    x = 254,247.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.