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Finding the Fourth Proportional to 304,473.91, 456,754.62 and 94,128.25

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Solution

The fourth proportional to 304,473.91, 456,754.62 and 94,128.25 is: 141,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,473.91 : 456,754.62 = 94,128.25 : x
  2. Step 2: Convert to fraction form
    304,473.91/456,754.62 = 94,128.25/x
  3. Step 3: Cross multiply
    304,473.91x = 456,754.62 × 94,128.25
  4. Step 4: Simplify right side
    304,473.91x = 42,993,513,060.02
  5. Step 5: Solve for x
    x = 42,993,513,060.02/304,473.91
  6. Step 6: Final answer
    x = 141,205.90

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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.