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Finding the Fourth Proportional to 304,701.99, 456,773.05 and 104,974.89

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Solution

The fourth proportional to 304,701.99, 456,773.05 and 104,974.89 is: 157,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,701.99 : 456,773.05 = 104,974.89 : x
  2. Step 2: Convert to fraction form
    304,701.99/456,773.05 = 104,974.89/x
  3. Step 3: Cross multiply
    304,701.99x = 456,773.05 × 104,974.89
  4. Step 4: Simplify right side
    304,701.99x = 47,949,700,678.71
  5. Step 5: Solve for x
    x = 47,949,700,678.71/304,701.99
  6. Step 6: Final answer
    x = 157,365.89

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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.