Home / 1,040,348.16-1,436,299.20-658,702.08

Finding the Fourth Proportional to 1,040,348.16, 1,436,299.20 and 658,702.08

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Solution

The fourth proportional to 1,040,348.16, 1,436,299.20 and 658,702.08 is: 909,400.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,348.16 : 1,436,299.20 = 658,702.08 : x
  2. Step 2: Convert to fraction form
    1,040,348.16/1,436,299.20 = 658,702.08/x
  3. Step 3: Cross multiply
    1,040,348.16x = 1,436,299.20 × 658,702.08
  4. Step 4: Simplify right side
    1,040,348.16x = 946,093,270,542.34
  5. Step 5: Solve for x
    x = 946,093,270,542.34/1,040,348.16
  6. Step 6: Final answer
    x = 909,400.63

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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.