Home / 578,110.98-867,260.43-178,658.58

Finding the Fourth Proportional to 578,110.98, 867,260.43 and 178,658.58

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Solution

The fourth proportional to 578,110.98, 867,260.43 and 178,658.58 is: 268,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,110.98 : 867,260.43 = 178,658.58 : x
  2. Step 2: Convert to fraction form
    578,110.98/867,260.43 = 178,658.58/x
  3. Step 3: Cross multiply
    578,110.98x = 867,260.43 × 178,658.58
  4. Step 4: Simplify right side
    578,110.98x = 154,943,516,913.99
  5. Step 5: Solve for x
    x = 154,943,516,913.99/578,110.98
  6. Step 6: Final answer
    x = 268,016.91

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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.