Home / 872,964.50-1,309,502.10-273,949.28

Finding the Fourth Proportional to 872,964.50, 1,309,502.10 and 273,949.28

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Solution

The fourth proportional to 872,964.50, 1,309,502.10 and 273,949.28 is: 410,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,964.50 : 1,309,502.10 = 273,949.28 : x
  2. Step 2: Convert to fraction form
    872,964.50/1,309,502.10 = 273,949.28/x
  3. Step 3: Cross multiply
    872,964.50x = 1,309,502.10 × 273,949.28
  4. Step 4: Simplify right side
    872,964.50x = 358,737,157,453.49
  5. Step 5: Solve for x
    x = 358,737,157,453.49/872,964.50
  6. Step 6: Final answer
    x = 410,941.29

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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.