Home / 984,806.19-1,476,655.20-310,761.86

Finding the Fourth Proportional to 984,806.19, 1,476,655.20 and 310,761.86

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Solution

The fourth proportional to 984,806.19, 1,476,655.20 and 310,761.86 is: 465,967.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,806.19 : 1,476,655.20 = 310,761.86 : x
  2. Step 2: Convert to fraction form
    984,806.19/1,476,655.20 = 310,761.86/x
  3. Step 3: Cross multiply
    984,806.19x = 1,476,655.20 × 310,761.86
  4. Step 4: Simplify right side
    984,806.19x = 458,888,109,147.40
  5. Step 5: Solve for x
    x = 458,888,109,147.40/984,806.19
  6. Step 6: Final answer
    x = 465,967.94

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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.