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Finding the Fourth Proportional to 332,232.16, 458,491.20 and 188,988.64

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Solution

The fourth proportional to 332,232.16, 458,491.20 and 188,988.64 is: 260,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,232.16 : 458,491.20 = 188,988.64 : x
  2. Step 2: Convert to fraction form
    332,232.16/458,491.20 = 188,988.64/x
  3. Step 3: Cross multiply
    332,232.16x = 458,491.20 × 188,988.64
  4. Step 4: Simplify right side
    332,232.16x = 86,649,628,339.97
  5. Step 5: Solve for x
    x = 86,649,628,339.97/332,232.16
  6. Step 6: Final answer
    x = 260,810.48

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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.