Home / 571,246.43-788,289.71-329,514.57

Finding the Fourth Proportional to 571,246.43, 788,289.71 and 329,514.57

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Solution

The fourth proportional to 571,246.43, 788,289.71 and 329,514.57 is: 454,712.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,246.43 : 788,289.71 = 329,514.57 : x
  2. Step 2: Convert to fraction form
    571,246.43/788,289.71 = 329,514.57/x
  3. Step 3: Cross multiply
    571,246.43x = 788,289.71 × 329,514.57
  4. Step 4: Simplify right side
    571,246.43x = 259,752,943,178.50
  5. Step 5: Solve for x
    x = 259,752,943,178.50/571,246.43
  6. Step 6: Final answer
    x = 454,712.59

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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.