Home / 735,928.60-1,104,321.20-309,433.53

Finding the Fourth Proportional to 735,928.60, 1,104,321.20 and 309,433.53

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Solution

The fourth proportional to 735,928.60, 1,104,321.20 and 309,433.53 is: 464,330.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,928.60 : 1,104,321.20 = 309,433.53 : x
  2. Step 2: Convert to fraction form
    735,928.60/1,104,321.20 = 309,433.53/x
  3. Step 3: Cross multiply
    735,928.60x = 1,104,321.20 × 309,433.53
  4. Step 4: Simplify right side
    735,928.60x = 341,714,007,169.84
  5. Step 5: Solve for x
    x = 341,714,007,169.84/735,928.60
  6. Step 6: Final answer
    x = 464,330.38

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1.5x scale

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.