Home / 349,433.83-524,393.07-159,917.32

Finding the Fourth Proportional to 349,433.83, 524,393.07 and 159,917.32

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Solution

The fourth proportional to 349,433.83, 524,393.07 and 159,917.32 is: 239,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,433.83 : 524,393.07 = 159,917.32 : x
  2. Step 2: Convert to fraction form
    349,433.83/524,393.07 = 159,917.32/x
  3. Step 3: Cross multiply
    349,433.83x = 524,393.07 × 159,917.32
  4. Step 4: Simplify right side
    349,433.83x = 83,859,534,380.97
  5. Step 5: Solve for x
    x = 83,859,534,380.97/349,433.83
  6. Step 6: Final answer
    x = 239,986.88

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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.