Home / 335,142.50-462,445.00-199,126.08

Finding the Fourth Proportional to 335,142.50, 462,445.00 and 199,126.08

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Solution

The fourth proportional to 335,142.50, 462,445.00 and 199,126.08 is: 274,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,142.50 : 462,445.00 = 199,126.08 : x
  2. Step 2: Convert to fraction form
    335,142.50/462,445.00 = 199,126.08/x
  3. Step 3: Cross multiply
    335,142.50x = 462,445.00 × 199,126.08
  4. Step 4: Simplify right side
    335,142.50x = 92,084,859,567.78
  5. Step 5: Solve for x
    x = 92,084,859,567.78/335,142.50
  6. Step 6: Final answer
    x = 274,763.30

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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.