Home / 756,066.70-1,134,100.05-282,690.55

Finding the Fourth Proportional to 756,066.70, 1,134,100.05 and 282,690.55

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Solution

The fourth proportional to 756,066.70, 1,134,100.05 and 282,690.55 is: 424,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,066.70 : 1,134,100.05 = 282,690.55 : x
  2. Step 2: Convert to fraction form
    756,066.70/1,134,100.05 = 282,690.55/x
  3. Step 3: Cross multiply
    756,066.70x = 1,134,100.05 × 282,690.55
  4. Step 4: Simplify right side
    756,066.70x = 320,599,366,889.53
  5. Step 5: Solve for x
    x = 320,599,366,889.53/756,066.70
  6. Step 6: Final answer
    x = 424,035.83

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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.