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Finding the Fourth Proportional to 472,851.20, 652,775.46 and 365,179.52

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Solution

The fourth proportional to 472,851.20, 652,775.46 and 365,179.52 is: 504,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,851.20 : 652,775.46 = 365,179.52 : x
  2. Step 2: Convert to fraction form
    472,851.20/652,775.46 = 365,179.52/x
  3. Step 3: Cross multiply
    472,851.20x = 652,775.46 × 365,179.52
  4. Step 4: Simplify right side
    472,851.20x = 238,380,229,413.10
  5. Step 5: Solve for x
    x = 238,380,229,413.10/472,851.20
  6. Step 6: Final answer
    x = 504,133.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.