Home / 917,163.33-1,369,568.78-749,017.23

Finding the Fourth Proportional to 917,163.33, 1,369,568.78 and 749,017.23

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Solution

The fourth proportional to 917,163.33, 1,369,568.78 and 749,017.23 is: 1,118,481.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,163.33 : 1,369,568.78 = 749,017.23 : x
  2. Step 2: Convert to fraction form
    917,163.33/1,369,568.78 = 749,017.23/x
  3. Step 3: Cross multiply
    917,163.33x = 1,369,568.78 × 749,017.23
  4. Step 4: Simplify right side
    917,163.33x = 1,025,830,610,144.99
  5. Step 5: Solve for x
    x = 1,025,830,610,144.99/917,163.33
  6. Step 6: Final answer
    x = 1,118,481.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.