Home / 578,488.30-867,732.45-152,023.30

Finding the Fourth Proportional to 578,488.30, 867,732.45 and 152,023.30

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Solution

The fourth proportional to 578,488.30, 867,732.45 and 152,023.30 is: 228,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,488.30 : 867,732.45 = 152,023.30 : x
  2. Step 2: Convert to fraction form
    578,488.30/867,732.45 = 152,023.30/x
  3. Step 3: Cross multiply
    578,488.30x = 867,732.45 × 152,023.30
  4. Step 4: Simplify right side
    578,488.30x = 131,915,550,566.09
  5. Step 5: Solve for x
    x = 131,915,550,566.09/578,488.30
  6. Step 6: Final answer
    x = 228,034.95

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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.