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Finding the Fourth Proportional to 332,955.66, 499,438.14 and 108,317.28

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Solution

The fourth proportional to 332,955.66, 499,438.14 and 108,317.28 is: 162,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,955.66 : 499,438.14 = 108,317.28 : x
  2. Step 2: Convert to fraction form
    332,955.66/499,438.14 = 108,317.28/x
  3. Step 3: Cross multiply
    332,955.66x = 499,438.14 × 108,317.28
  4. Step 4: Simplify right side
    332,955.66x = 54,097,780,853.06
  5. Step 5: Solve for x
    x = 54,097,780,853.06/332,955.66
  6. Step 6: Final answer
    x = 162,477.43

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1.5x scale

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.