Home / 942,559.20-1,413,838.80-729,982.80

Finding the Fourth Proportional to 942,559.20, 1,413,838.80 and 729,982.80

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Solution

The fourth proportional to 942,559.20, 1,413,838.80 and 729,982.80 is: 1,094,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,559.20 : 1,413,838.80 = 729,982.80 : x
  2. Step 2: Convert to fraction form
    942,559.20/1,413,838.80 = 729,982.80/x
  3. Step 3: Cross multiply
    942,559.20x = 1,413,838.80 × 729,982.80
  4. Step 4: Simplify right side
    942,559.20x = 1,032,078,005,972.64
  5. Step 5: Solve for x
    x = 1,032,078,005,972.64/942,559.20
  6. Step 6: Final answer
    x = 1,094,974.20

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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.