Home / 748,268.40-1,122,402.60-736,458.60

Finding the Fourth Proportional to 748,268.40, 1,122,402.60 and 736,458.60

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Solution

The fourth proportional to 748,268.40, 1,122,402.60 and 736,458.60 is: 1,104,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,268.40 : 1,122,402.60 = 736,458.60 : x
  2. Step 2: Convert to fraction form
    748,268.40/1,122,402.60 = 736,458.60/x
  3. Step 3: Cross multiply
    748,268.40x = 1,122,402.60 × 736,458.60
  4. Step 4: Simplify right side
    748,268.40x = 826,603,047,432.36
  5. Step 5: Solve for x
    x = 826,603,047,432.36/748,268.40
  6. Step 6: Final answer
    x = 1,104,687.90

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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.