Home / 558,828.06-838,383.57-159,470.25

Finding the Fourth Proportional to 558,828.06, 838,383.57 and 159,470.25

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Solution

The fourth proportional to 558,828.06, 838,383.57 and 159,470.25 is: 239,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,828.06 : 838,383.57 = 159,470.25 : x
  2. Step 2: Convert to fraction form
    558,828.06/838,383.57 = 159,470.25/x
  3. Step 3: Cross multiply
    558,828.06x = 838,383.57 × 159,470.25
  4. Step 4: Simplify right side
    558,828.06x = 133,697,237,503.79
  5. Step 5: Solve for x
    x = 133,697,237,503.79/558,828.06
  6. Step 6: Final answer
    x = 239,245.75

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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.