Home / 701,866.32-1,053,214.20-258,945.36

Finding the Fourth Proportional to 701,866.32, 1,053,214.20 and 258,945.36

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Solution

The fourth proportional to 701,866.32, 1,053,214.20 and 258,945.36 is: 388,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,866.32 : 1,053,214.20 = 258,945.36 : x
  2. Step 2: Convert to fraction form
    701,866.32/1,053,214.20 = 258,945.36/x
  3. Step 3: Cross multiply
    701,866.32x = 1,053,214.20 × 258,945.36
  4. Step 4: Simplify right side
    701,866.32x = 272,724,930,176.11
  5. Step 5: Solve for x
    x = 272,724,930,176.11/701,866.32
  6. Step 6: Final answer
    x = 388,571.05

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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.