Home / 332,209.43-458,289.56-217,437.55

Finding the Fourth Proportional to 332,209.43, 458,289.56 and 217,437.55

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Solution

The fourth proportional to 332,209.43, 458,289.56 and 217,437.55 is: 299,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,209.43 : 458,289.56 = 217,437.55 : x
  2. Step 2: Convert to fraction form
    332,209.43/458,289.56 = 217,437.55/x
  3. Step 3: Cross multiply
    332,209.43x = 458,289.56 × 217,437.55
  4. Step 4: Simplify right side
    332,209.43x = 99,649,356,825.53
  5. Step 5: Solve for x
    x = 99,649,356,825.53/332,209.43
  6. Step 6: Final answer
    x = 299,959.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.