Home / 778,754.32-1,167,694.08-246,409.36

Finding the Fourth Proportional to 778,754.32, 1,167,694.08 and 246,409.36

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Solution

The fourth proportional to 778,754.32, 1,167,694.08 and 246,409.36 is: 369,475.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,754.32 : 1,167,694.08 = 246,409.36 : x
  2. Step 2: Convert to fraction form
    778,754.32/1,167,694.08 = 246,409.36/x
  3. Step 3: Cross multiply
    778,754.32x = 1,167,694.08 × 246,409.36
  4. Step 4: Simplify right side
    778,754.32x = 287,730,750,928.59
  5. Step 5: Solve for x
    x = 287,730,750,928.59/778,754.32
  6. Step 6: Final answer
    x = 369,475.64

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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.