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Finding the Fourth Proportional to 368,684.20, 508,521.90 and 246,114.82

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Solution

The fourth proportional to 368,684.20, 508,521.90 and 246,114.82 is: 339,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,684.20 : 508,521.90 = 246,114.82 : x
  2. Step 2: Convert to fraction form
    368,684.20/508,521.90 = 246,114.82/x
  3. Step 3: Cross multiply
    368,684.20x = 508,521.90 × 246,114.82
  4. Step 4: Simplify right side
    368,684.20x = 125,154,775,884.56
  5. Step 5: Solve for x
    x = 125,154,775,884.56/368,684.20
  6. Step 6: Final answer
    x = 339,463.36

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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.