Home / 568,159.17-852,205.33-213,143.46

Finding the Fourth Proportional to 568,159.17, 852,205.33 and 213,143.46

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Solution

The fourth proportional to 568,159.17, 852,205.33 and 213,143.46 is: 319,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,159.17 : 852,205.33 = 213,143.46 : x
  2. Step 2: Convert to fraction form
    568,159.17/852,205.33 = 213,143.46/x
  3. Step 3: Cross multiply
    568,159.17x = 852,205.33 × 213,143.46
  4. Step 4: Simplify right side
    568,159.17x = 181,641,992,666.64
  5. Step 5: Solve for x
    x = 181,641,992,666.64/568,159.17
  6. Step 6: Final answer
    x = 319,702.65

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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.