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Finding the Fourth Proportional to 304,233.20, 456,349.80 and 192,040.10

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Solution

The fourth proportional to 304,233.20, 456,349.80 and 192,040.10 is: 288,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,233.20 : 456,349.80 = 192,040.10 : x
  2. Step 2: Convert to fraction form
    304,233.20/456,349.80 = 192,040.10/x
  3. Step 3: Cross multiply
    304,233.20x = 456,349.80 × 192,040.10
  4. Step 4: Simplify right side
    304,233.20x = 87,637,461,226.98
  5. Step 5: Solve for x
    x = 87,637,461,226.98/304,233.20
  6. Step 6: Final answer
    x = 288,060.15

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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.