Home / 477,345.14-715,959.39-196,825.94

Finding the Fourth Proportional to 477,345.14, 715,959.39 and 196,825.94

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Solution

The fourth proportional to 477,345.14, 715,959.39 and 196,825.94 is: 295,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,345.14 : 715,959.39 = 196,825.94 : x
  2. Step 2: Convert to fraction form
    477,345.14/715,959.39 = 196,825.94/x
  3. Step 3: Cross multiply
    477,345.14x = 715,959.39 × 196,825.94
  4. Step 4: Simplify right side
    477,345.14x = 140,919,379,938.58
  5. Step 5: Solve for x
    x = 140,919,379,938.58/477,345.14
  6. Step 6: Final answer
    x = 295,214.86

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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.