Home / 878,004.72-1,317,084.84-246,923.76

Finding the Fourth Proportional to 878,004.72, 1,317,084.84 and 246,923.76

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Solution

The fourth proportional to 878,004.72, 1,317,084.84 and 246,923.76 is: 370,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,004.72 : 1,317,084.84 = 246,923.76 : x
  2. Step 2: Convert to fraction form
    878,004.72/1,317,084.84 = 246,923.76/x
  3. Step 3: Cross multiply
    878,004.72x = 1,317,084.84 × 246,923.76
  4. Step 4: Simplify right side
    878,004.72x = 325,219,540,931.80
  5. Step 5: Solve for x
    x = 325,219,540,931.80/878,004.72
  6. Step 6: Final answer
    x = 370,407.51

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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.