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Finding the Fourth Proportional to 332,845.80, 499,268.70 and 166,612.20

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Solution

The fourth proportional to 332,845.80, 499,268.70 and 166,612.20 is: 249,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,845.80 : 499,268.70 = 166,612.20 : x
  2. Step 2: Convert to fraction form
    332,845.80/499,268.70 = 166,612.20/x
  3. Step 3: Cross multiply
    332,845.80x = 499,268.70 × 166,612.20
  4. Step 4: Simplify right side
    332,845.80x = 83,184,256,498.14
  5. Step 5: Solve for x
    x = 83,184,256,498.14/332,845.80
  6. Step 6: Final answer
    x = 249,918.30

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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.