Home / 729,942.34-1,093,386.69-587,013.70

Finding the Fourth Proportional to 729,942.34, 1,093,386.69 and 587,013.70

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Solution

The fourth proportional to 729,942.34, 1,093,386.69 and 587,013.70 is: 879,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,942.34 : 1,093,386.69 = 587,013.70 : x
  2. Step 2: Convert to fraction form
    729,942.34/1,093,386.69 = 587,013.70/x
  3. Step 3: Cross multiply
    729,942.34x = 1,093,386.69 × 587,013.70
  4. Step 4: Simplify right side
    729,942.34x = 641,832,966,427.65
  5. Step 5: Solve for x
    x = 641,832,966,427.65/729,942.34
  6. Step 6: Final answer
    x = 879,292.69

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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.