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Finding the Fourth Proportional to 397,246.66, 595,888.11 and 131,030.38

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Solution

The fourth proportional to 397,246.66, 595,888.11 and 131,030.38 is: 196,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,246.66 : 595,888.11 = 131,030.38 : x
  2. Step 2: Convert to fraction form
    397,246.66/595,888.11 = 131,030.38/x
  3. Step 3: Cross multiply
    397,246.66x = 595,888.11 × 131,030.38
  4. Step 4: Simplify right side
    397,246.66x = 78,079,445,490.78
  5. Step 5: Solve for x
    x = 78,079,445,490.78/397,246.66
  6. Step 6: Final answer
    x = 196,551.55

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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.