Home / 756,605.80-1,134,908.70-283,266.10

Finding the Fourth Proportional to 756,605.80, 1,134,908.70 and 283,266.10

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Solution

The fourth proportional to 756,605.80, 1,134,908.70 and 283,266.10 is: 424,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,605.80 : 1,134,908.70 = 283,266.10 : x
  2. Step 2: Convert to fraction form
    756,605.80/1,134,908.70 = 283,266.10/x
  3. Step 3: Cross multiply
    756,605.80x = 1,134,908.70 × 283,266.10
  4. Step 4: Simplify right side
    756,605.80x = 321,481,161,305.07
  5. Step 5: Solve for x
    x = 321,481,161,305.07/756,605.80
  6. Step 6: Final answer
    x = 424,899.15

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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.