Home / 778,841.20-1,168,371.15-246,306.70

Finding the Fourth Proportional to 778,841.20, 1,168,371.15 and 246,306.70

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Solution

The fourth proportional to 778,841.20, 1,168,371.15 and 246,306.70 is: 369,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,841.20 : 1,168,371.15 = 246,306.70 : x
  2. Step 2: Convert to fraction form
    778,841.20/1,168,371.15 = 246,306.70/x
  3. Step 3: Cross multiply
    778,841.20x = 1,168,371.15 × 246,306.70
  4. Step 4: Simplify right side
    778,841.20x = 287,777,642,331.71
  5. Step 5: Solve for x
    x = 287,777,642,331.71/778,841.20
  6. Step 6: Final answer
    x = 369,494.63

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1.5x scale

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.