Home / 778,639.92-1,167,952.59-246,161.01

Finding the Fourth Proportional to 778,639.92, 1,167,952.59 and 246,161.01

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Solution

The fourth proportional to 778,639.92, 1,167,952.59 and 246,161.01 is: 369,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,639.92 : 1,167,952.59 = 246,161.01 : x
  2. Step 2: Convert to fraction form
    778,639.92/1,167,952.59 = 246,161.01/x
  3. Step 3: Cross multiply
    778,639.92x = 1,167,952.59 × 246,161.01
  4. Step 4: Simplify right side
    778,639.92x = 287,504,389,186.52
  5. Step 5: Solve for x
    x = 287,504,389,186.52/778,639.92
  6. Step 6: Final answer
    x = 369,239.21

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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.