Home / 779,827.70-1,169,741.55-188,851.70

Finding the Fourth Proportional to 779,827.70, 1,169,741.55 and 188,851.70

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Solution

The fourth proportional to 779,827.70, 1,169,741.55 and 188,851.70 is: 283,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,827.70 : 1,169,741.55 = 188,851.70 : x
  2. Step 2: Convert to fraction form
    779,827.70/1,169,741.55 = 188,851.70/x
  3. Step 3: Cross multiply
    779,827.70x = 1,169,741.55 × 188,851.70
  4. Step 4: Simplify right side
    779,827.70x = 220,907,680,278.14
  5. Step 5: Solve for x
    x = 220,907,680,278.14/779,827.70
  6. Step 6: Final answer
    x = 283,277.55

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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.