Home / 778,842.47-1,168,306.23-246,323.77

Finding the Fourth Proportional to 778,842.47, 1,168,306.23 and 246,323.77

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Solution

The fourth proportional to 778,842.47, 1,168,306.23 and 246,323.77 is: 369,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,842.47 : 1,168,306.23 = 246,323.77 : x
  2. Step 2: Convert to fraction form
    778,842.47/1,168,306.23 = 246,323.77/x
  3. Step 3: Cross multiply
    778,842.47x = 1,168,306.23 × 246,323.77
  4. Step 4: Simplify right side
    778,842.47x = 287,781,593,091.04
  5. Step 5: Solve for x
    x = 287,781,593,091.04/778,842.47
  6. Step 6: Final answer
    x = 369,499.10

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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.