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Finding the Fourth Proportional to 304,360.40, 456,605.40 and 94,019.60

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Solution

The fourth proportional to 304,360.40, 456,605.40 and 94,019.60 is: 141,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,360.40 : 456,605.40 = 94,019.60 : x
  2. Step 2: Convert to fraction form
    304,360.40/456,605.40 = 94,019.60/x
  3. Step 3: Cross multiply
    304,360.40x = 456,605.40 × 94,019.60
  4. Step 4: Simplify right side
    304,360.40x = 42,929,857,065.84
  5. Step 5: Solve for x
    x = 42,929,857,065.84/304,360.40
  6. Step 6: Final answer
    x = 141,049.42

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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.