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Finding the Fourth Proportional to 304,131.48, 419,671.84 and 168,146.82

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Solution

The fourth proportional to 304,131.48, 419,671.84 and 168,146.82 is: 232,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,131.48 : 419,671.84 = 168,146.82 : x
  2. Step 2: Convert to fraction form
    304,131.48/419,671.84 = 168,146.82/x
  3. Step 3: Cross multiply
    304,131.48x = 419,671.84 × 168,146.82
  4. Step 4: Simplify right side
    304,131.48x = 70,566,485,339.55
  5. Step 5: Solve for x
    x = 70,566,485,339.55/304,131.48
  6. Step 6: Final answer
    x = 232,026.25

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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.