Home / 412,700.12-569,284.20-259,495.44

Finding the Fourth Proportional to 412,700.12, 569,284.20 and 259,495.44

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Solution

The fourth proportional to 412,700.12, 569,284.20 and 259,495.44 is: 357,951.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,700.12 : 569,284.20 = 259,495.44 : x
  2. Step 2: Convert to fraction form
    412,700.12/569,284.20 = 259,495.44/x
  3. Step 3: Cross multiply
    412,700.12x = 569,284.20 × 259,495.44
  4. Step 4: Simplify right side
    412,700.12x = 147,726,653,964.05
  5. Step 5: Solve for x
    x = 147,726,653,964.05/412,700.12
  6. Step 6: Final answer
    x = 357,951.57

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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.