Home / 313,789.44-433,032-170,549.52

Finding the Fourth Proportional to 313,789.44, 433,032 and 170,549.52

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Solution

The fourth proportional to 313,789.44, 433,032 and 170,549.52 is: 235,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,789.44 : 433,032 = 170,549.52 : x
  2. Step 2: Convert to fraction form
    313,789.44/433,032 = 170,549.52/x
  3. Step 3: Cross multiply
    313,789.44x = 433,032 × 170,549.52
  4. Step 4: Simplify right side
    313,789.44x = 73,853,399,744.64
  5. Step 5: Solve for x
    x = 73,853,399,744.64/313,789.44
  6. Step 6: Final answer
    x = 235,359.74

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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.