Home / 571,947.52-857,899.71-172,577.64

Finding the Fourth Proportional to 571,947.52, 857,899.71 and 172,577.64

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Solution

The fourth proportional to 571,947.52, 857,899.71 and 172,577.64 is: 258,859.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,947.52 : 857,899.71 = 172,577.64 : x
  2. Step 2: Convert to fraction form
    571,947.52/857,899.71 = 172,577.64/x
  3. Step 3: Cross multiply
    571,947.52x = 857,899.71 × 172,577.64
  4. Step 4: Simplify right side
    571,947.52x = 148,054,307,308.48
  5. Step 5: Solve for x
    x = 148,054,307,308.48/571,947.52
  6. Step 6: Final answer
    x = 258,859.95

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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.