Home / 778,613.22-1,168,092.81-238,944.51

Finding the Fourth Proportional to 778,613.22, 1,168,092.81 and 238,944.51

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Solution

The fourth proportional to 778,613.22, 1,168,092.81 and 238,944.51 is: 358,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,613.22 : 1,168,092.81 = 238,944.51 : x
  2. Step 2: Convert to fraction form
    778,613.22/1,168,092.81 = 238,944.51/x
  3. Step 3: Cross multiply
    778,613.22x = 1,168,092.81 × 238,944.51
  4. Step 4: Simplify right side
    778,613.22x = 279,109,364,119.97
  5. Step 5: Solve for x
    x = 279,109,364,119.97/778,613.22
  6. Step 6: Final answer
    x = 358,469.85

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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.