Home / 750,272.20-1,125,408.30-706,969.60

Finding the Fourth Proportional to 750,272.20, 1,125,408.30 and 706,969.60

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Solution

The fourth proportional to 750,272.20, 1,125,408.30 and 706,969.60 is: 1,060,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,272.20 : 1,125,408.30 = 706,969.60 : x
  2. Step 2: Convert to fraction form
    750,272.20/1,125,408.30 = 706,969.60/x
  3. Step 3: Cross multiply
    750,272.20x = 1,125,408.30 × 706,969.60
  4. Step 4: Simplify right side
    750,272.20x = 795,629,455,687.68
  5. Step 5: Solve for x
    x = 795,629,455,687.68/750,272.20
  6. Step 6: Final answer
    x = 1,060,454.40

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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.