Home / 571,694.23-788,932.66-313,565.89

Finding the Fourth Proportional to 571,694.23, 788,932.66 and 313,565.89

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Solution

The fourth proportional to 571,694.23, 788,932.66 and 313,565.89 is: 432,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,694.23 : 788,932.66 = 313,565.89 : x
  2. Step 2: Convert to fraction form
    571,694.23/788,932.66 = 313,565.89/x
  3. Step 3: Cross multiply
    571,694.23x = 788,932.66 × 313,565.89
  4. Step 4: Simplify right side
    571,694.23x = 247,382,371,682.97
  5. Step 5: Solve for x
    x = 247,382,371,682.97/571,694.23
  6. Step 6: Final answer
    x = 432,717.98

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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.