Home / 846,117.80-1,269,234.30-269,695.40

Finding the Fourth Proportional to 846,117.80, 1,269,234.30 and 269,695.40

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Solution

The fourth proportional to 846,117.80, 1,269,234.30 and 269,695.40 is: 404,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,117.80 : 1,269,234.30 = 269,695.40 : x
  2. Step 2: Convert to fraction form
    846,117.80/1,269,234.30 = 269,695.40/x
  3. Step 3: Cross multiply
    846,117.80x = 1,269,234.30 × 269,695.40
  4. Step 4: Simplify right side
    846,117.80x = 342,306,652,232.22
  5. Step 5: Solve for x
    x = 342,306,652,232.22/846,117.80
  6. Step 6: Final answer
    x = 404,561.46

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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.