Home / 379,645.50-569,252.60-154,742.52

Finding the Fourth Proportional to 379,645.50, 569,252.60 and 154,742.52

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Solution

The fourth proportional to 379,645.50, 569,252.60 and 154,742.52 is: 232,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,645.50 : 569,252.60 = 154,742.52 : x
  2. Step 2: Convert to fraction form
    379,645.50/569,252.60 = 154,742.52/x
  3. Step 3: Cross multiply
    379,645.50x = 569,252.60 × 154,742.52
  4. Step 4: Simplify right side
    379,645.50x = 88,087,581,840.55
  5. Step 5: Solve for x
    x = 88,087,581,840.55/379,645.50
  6. Step 6: Final answer
    x = 232,025.88

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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.