Home / 571,501.26-857,418.35-255,884.36

Finding the Fourth Proportional to 571,501.26, 857,418.35 and 255,884.36

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Solution

The fourth proportional to 571,501.26, 857,418.35 and 255,884.36 is: 383,901.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,501.26 : 857,418.35 = 255,884.36 : x
  2. Step 2: Convert to fraction form
    571,501.26/857,418.35 = 255,884.36/x
  3. Step 3: Cross multiply
    571,501.26x = 857,418.35 × 255,884.36
  4. Step 4: Simplify right side
    571,501.26x = 219,399,940,175.49
  5. Step 5: Solve for x
    x = 219,399,940,175.49/571,501.26
  6. Step 6: Final answer
    x = 383,901.06

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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.