Home / 466,429.12-699,693.66-129,471.20

Finding the Fourth Proportional to 466,429.12, 699,693.66 and 129,471.20

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Solution

The fourth proportional to 466,429.12, 699,693.66 and 129,471.20 is: 194,220.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,429.12 : 699,693.66 = 129,471.20 : x
  2. Step 2: Convert to fraction form
    466,429.12/699,693.66 = 129,471.20/x
  3. Step 3: Cross multiply
    466,429.12x = 699,693.66 × 129,471.20
  4. Step 4: Simplify right side
    466,429.12x = 90,590,177,792.59
  5. Step 5: Solve for x
    x = 90,590,177,792.59/466,429.12
  6. Step 6: Final answer
    x = 194,220.67

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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.