Home / 904,032.22-1,355,523.21-342,760.54

Finding the Fourth Proportional to 904,032.22, 1,355,523.21 and 342,760.54

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Solution

The fourth proportional to 904,032.22, 1,355,523.21 and 342,760.54 is: 513,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,032.22 : 1,355,523.21 = 342,760.54 : x
  2. Step 2: Convert to fraction form
    904,032.22/1,355,523.21 = 342,760.54/x
  3. Step 3: Cross multiply
    904,032.22x = 1,355,523.21 × 342,760.54
  4. Step 4: Simplify right side
    904,032.22x = 464,619,867,442.13
  5. Step 5: Solve for x
    x = 464,619,867,442.13/904,032.22
  6. Step 6: Final answer
    x = 513,941.71

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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.