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Finding the Fourth Proportional to 571,548.48, 857,256.72 and 150,857.12

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Solution

The fourth proportional to 571,548.48, 857,256.72 and 150,857.12 is: 226,268.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,548.48 : 857,256.72 = 150,857.12 : x
  2. Step 2: Convert to fraction form
    571,548.48/857,256.72 = 150,857.12/x
  3. Step 3: Cross multiply
    571,548.48x = 857,256.72 × 150,857.12
  4. Step 4: Simplify right side
    571,548.48x = 129,323,279,879.85
  5. Step 5: Solve for x
    x = 129,323,279,879.85/571,548.48
  6. Step 6: Final answer
    x = 226,268.26

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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.