Home / 756,093.40-1,134,140.10-282,680.80

Finding the Fourth Proportional to 756,093.40, 1,134,140.10 and 282,680.80

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Solution

The fourth proportional to 756,093.40, 1,134,140.10 and 282,680.80 is: 424,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,093.40 : 1,134,140.10 = 282,680.80 : x
  2. Step 2: Convert to fraction form
    756,093.40/1,134,140.10 = 282,680.80/x
  3. Step 3: Cross multiply
    756,093.40x = 1,134,140.10 × 282,680.80
  4. Step 4: Simplify right side
    756,093.40x = 320,599,630,780.08
  5. Step 5: Solve for x
    x = 320,599,630,780.08/756,093.40
  6. Step 6: Final answer
    x = 424,021.20

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Similar ratio
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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.