Home / 829,025.52-1,243,564.92-229,992.72

Finding the Fourth Proportional to 829,025.52, 1,243,564.92 and 229,992.72

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Solution

The fourth proportional to 829,025.52, 1,243,564.92 and 229,992.72 is: 344,996.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,025.52 : 1,243,564.92 = 229,992.72 : x
  2. Step 2: Convert to fraction form
    829,025.52/1,243,564.92 = 229,992.72/x
  3. Step 3: Cross multiply
    829,025.52x = 1,243,564.92 × 229,992.72
  4. Step 4: Simplify right side
    829,025.52x = 286,010,878,447.38
  5. Step 5: Solve for x
    x = 286,010,878,447.38/829,025.52
  6. Step 6: Final answer
    x = 344,996.47

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1.5x scale

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.