Home / 778,674.16-1,168,003.86-246,195.28

Finding the Fourth Proportional to 778,674.16, 1,168,003.86 and 246,195.28

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Solution

The fourth proportional to 778,674.16, 1,168,003.86 and 246,195.28 is: 369,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,674.16 : 1,168,003.86 = 246,195.28 : x
  2. Step 2: Convert to fraction form
    778,674.16/1,168,003.86 = 246,195.28/x
  3. Step 3: Cross multiply
    778,674.16x = 1,168,003.86 × 246,195.28
  4. Step 4: Simplify right side
    778,674.16x = 287,557,037,353.78
  5. Step 5: Solve for x
    x = 287,557,037,353.78/778,674.16
  6. Step 6: Final answer
    x = 369,290.59

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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.