Home / 369,581.04-510,022.61-199,815.17

Finding the Fourth Proportional to 369,581.04, 510,022.61 and 199,815.17

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Solution

The fourth proportional to 369,581.04, 510,022.61 and 199,815.17 is: 275,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,581.04 : 510,022.61 = 199,815.17 : x
  2. Step 2: Convert to fraction form
    369,581.04/510,022.61 = 199,815.17/x
  3. Step 3: Cross multiply
    369,581.04x = 510,022.61 × 199,815.17
  4. Step 4: Simplify right side
    369,581.04x = 101,910,251,721.11
  5. Step 5: Solve for x
    x = 101,910,251,721.11/369,581.04
  6. Step 6: Final answer
    x = 275,745.35

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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.