Home / 578,546.83-868,048.35-179,218.63

Finding the Fourth Proportional to 578,546.83, 868,048.35 and 179,218.63

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Solution

The fourth proportional to 578,546.83, 868,048.35 and 179,218.63 is: 268,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,546.83 : 868,048.35 = 179,218.63 : x
  2. Step 2: Convert to fraction form
    578,546.83/868,048.35 = 179,218.63/x
  3. Step 3: Cross multiply
    578,546.83x = 868,048.35 × 179,218.63
  4. Step 4: Simplify right side
    578,546.83x = 155,570,436,060.76
  5. Step 5: Solve for x
    x = 155,570,436,060.76/578,546.83
  6. Step 6: Final answer
    x = 268,898.61

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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.