Home / 527,066.41-790,315.26-273,721.90

Finding the Fourth Proportional to 527,066.41, 790,315.26 and 273,721.90

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Solution

The fourth proportional to 527,066.41, 790,315.26 and 273,721.90 is: 410,435.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,066.41 : 790,315.26 = 273,721.90 : x
  2. Step 2: Convert to fraction form
    527,066.41/790,315.26 = 273,721.90/x
  3. Step 3: Cross multiply
    527,066.41x = 790,315.26 × 273,721.90
  4. Step 4: Simplify right side
    527,066.41x = 216,326,594,566.19
  5. Step 5: Solve for x
    x = 216,326,594,566.19/527,066.41
  6. Step 6: Final answer
    x = 410,435.18

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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.