Home / 804,020.20-1,204,280.70-699,044.20

Finding the Fourth Proportional to 804,020.20, 1,204,280.70 and 699,044.20

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Solution

The fourth proportional to 804,020.20, 1,204,280.70 and 699,044.20 is: 1,047,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,020.20 : 1,204,280.70 = 699,044.20 : x
  2. Step 2: Convert to fraction form
    804,020.20/1,204,280.70 = 699,044.20/x
  3. Step 3: Cross multiply
    804,020.20x = 1,204,280.70 × 699,044.20
  4. Step 4: Simplify right side
    804,020.20x = 841,845,438,506.94
  5. Step 5: Solve for x
    x = 841,845,438,506.94/804,020.20
  6. Step 6: Final answer
    x = 1,047,045.13

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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.