Home / 867,076.10-1,300,738.77-268,083.96

Finding the Fourth Proportional to 867,076.10, 1,300,738.77 and 268,083.96

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Solution

The fourth proportional to 867,076.10, 1,300,738.77 and 268,083.96 is: 402,164.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,076.10 : 1,300,738.77 = 268,083.96 : x
  2. Step 2: Convert to fraction form
    867,076.10/1,300,738.77 = 268,083.96/x
  3. Step 3: Cross multiply
    867,076.10x = 1,300,738.77 × 268,083.96
  4. Step 4: Simplify right side
    867,076.10x = 348,707,200,387.13
  5. Step 5: Solve for x
    x = 348,707,200,387.13/867,076.10
  6. Step 6: Final answer
    x = 402,164.47

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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.