Home / 1,030,229.38-1,422,013.08-622,266.40

Finding the Fourth Proportional to 1,030,229.38, 1,422,013.08 and 622,266.40

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Solution

The fourth proportional to 1,030,229.38, 1,422,013.08 and 622,266.40 is: 858,906.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,229.38 : 1,422,013.08 = 622,266.40 : x
  2. Step 2: Convert to fraction form
    1,030,229.38/1,422,013.08 = 622,266.40/x
  3. Step 3: Cross multiply
    1,030,229.38x = 1,422,013.08 × 622,266.40
  4. Step 4: Simplify right side
    1,030,229.38x = 884,870,960,044.51
  5. Step 5: Solve for x
    x = 884,870,960,044.51/1,030,229.38
  6. Step 6: Final answer
    x = 858,906.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.