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Finding the Fourth Proportional to 304,468.94, 456,747.12 and 94,123.28

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Solution

The fourth proportional to 304,468.94, 456,747.12 and 94,123.28 is: 141,198.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,468.94 : 456,747.12 = 94,123.28 : x
  2. Step 2: Convert to fraction form
    304,468.94/456,747.12 = 94,123.28/x
  3. Step 3: Cross multiply
    304,468.94x = 456,747.12 × 94,123.28
  4. Step 4: Simplify right side
    304,468.94x = 42,990,537,064.95
  5. Step 5: Solve for x
    x = 42,990,537,064.95/304,468.94
  6. Step 6: Final answer
    x = 141,198.43

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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.