Home / 413,288.43-570,191.36-270,131.01

Finding the Fourth Proportional to 413,288.43, 570,191.36 and 270,131.01

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Solution

The fourth proportional to 413,288.43, 570,191.36 and 270,131.01 is: 372,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,288.43 : 570,191.36 = 270,131.01 : x
  2. Step 2: Convert to fraction form
    413,288.43/570,191.36 = 270,131.01/x
  3. Step 3: Cross multiply
    413,288.43x = 570,191.36 × 270,131.01
  4. Step 4: Simplify right side
    413,288.43x = 154,026,366,619.42
  5. Step 5: Solve for x
    x = 154,026,366,619.42/413,288.43
  6. Step 6: Final answer
    x = 372,684.92

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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.