Home / 591,498.46-887,247.28-142,219.18

Finding the Fourth Proportional to 591,498.46, 887,247.28 and 142,219.18

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Solution

The fourth proportional to 591,498.46, 887,247.28 and 142,219.18 is: 213,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,498.46 : 887,247.28 = 142,219.18 : x
  2. Step 2: Convert to fraction form
    591,498.46/887,247.28 = 142,219.18/x
  3. Step 3: Cross multiply
    591,498.46x = 887,247.28 × 142,219.18
  4. Step 4: Simplify right side
    591,498.46x = 126,183,580,618.83
  5. Step 5: Solve for x
    x = 126,183,580,618.83/591,498.46
  6. Step 6: Final answer
    x = 213,328.67

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Double scale
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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.