Home / 774,145.59-1,161,218.48-241,712.22

Finding the Fourth Proportional to 774,145.59, 1,161,218.48 and 241,712.22

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Solution

The fourth proportional to 774,145.59, 1,161,218.48 and 241,712.22 is: 362,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,145.59 : 1,161,218.48 = 241,712.22 : x
  2. Step 2: Convert to fraction form
    774,145.59/1,161,218.48 = 241,712.22/x
  3. Step 3: Cross multiply
    774,145.59x = 1,161,218.48 × 241,712.22
  4. Step 4: Simplify right side
    774,145.59x = 280,680,696,705.83
  5. Step 5: Solve for x
    x = 280,680,696,705.83/774,145.59
  6. Step 6: Final answer
    x = 362,568.36

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Double scale
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Similar ratio
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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.