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Finding the Fourth Proportional to 397,477.22, 595,218.77 and 237,454.46

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Solution

The fourth proportional to 397,477.22, 595,218.77 and 237,454.46 is: 355,586.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,477.22 : 595,218.77 = 237,454.46 : x
  2. Step 2: Convert to fraction form
    397,477.22/595,218.77 = 237,454.46/x
  3. Step 3: Cross multiply
    397,477.22x = 595,218.77 × 237,454.46
  4. Step 4: Simplify right side
    397,477.22x = 141,337,351,612.21
  5. Step 5: Solve for x
    x = 141,337,351,612.21/397,477.22
  6. Step 6: Final answer
    x = 355,586.04

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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.