Home / 735,745.80-1,103,618.70-656,430.60

Finding the Fourth Proportional to 735,745.80, 1,103,618.70 and 656,430.60

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Solution

The fourth proportional to 735,745.80, 1,103,618.70 and 656,430.60 is: 984,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,745.80 : 1,103,618.70 = 656,430.60 : x
  2. Step 2: Convert to fraction form
    735,745.80/1,103,618.70 = 656,430.60/x
  3. Step 3: Cross multiply
    735,745.80x = 1,103,618.70 × 656,430.60
  4. Step 4: Simplify right side
    735,745.80x = 724,449,085,412.22
  5. Step 5: Solve for x
    x = 724,449,085,412.22/735,745.80
  6. Step 6: Final answer
    x = 984,645.90

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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.