Home / 346,474.11-519,620.95-146,691.66

Finding the Fourth Proportional to 346,474.11, 519,620.95 and 146,691.66

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Solution

The fourth proportional to 346,474.11, 519,620.95 and 146,691.66 is: 219,999.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,474.11 : 519,620.95 = 146,691.66 : x
  2. Step 2: Convert to fraction form
    346,474.11/519,620.95 = 146,691.66/x
  3. Step 3: Cross multiply
    346,474.11x = 519,620.95 × 146,691.66
  4. Step 4: Simplify right side
    346,474.11x = 76,224,058,522.78
  5. Step 5: Solve for x
    x = 76,224,058,522.78/346,474.11
  6. Step 6: Final answer
    x = 219,999.29

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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.