Home / 276,827.60-414,366.60-217,341.20

Finding the Fourth Proportional to 276,827.60, 414,366.60 and 217,341.20

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Solution

The fourth proportional to 276,827.60, 414,366.60 and 217,341.20 is: 325,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,827.60 : 414,366.60 = 217,341.20 : x
  2. Step 2: Convert to fraction form
    276,827.60/414,366.60 = 217,341.20/x
  3. Step 3: Cross multiply
    276,827.60x = 414,366.60 × 217,341.20
  4. Step 4: Simplify right side
    276,827.60x = 90,058,934,083.92
  5. Step 5: Solve for x
    x = 90,058,934,083.92/276,827.60
  6. Step 6: Final answer
    x = 325,324.98

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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.