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Finding the Fourth Proportional to 304,265.66, 419,882.99 and 168,288.93

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Solution

The fourth proportional to 304,265.66, 419,882.99 and 168,288.93 is: 232,236.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,265.66 : 419,882.99 = 168,288.93 : x
  2. Step 2: Convert to fraction form
    304,265.66/419,882.99 = 168,288.93/x
  3. Step 3: Cross multiply
    304,265.66x = 419,882.99 × 168,288.93
  4. Step 4: Simplify right side
    304,265.66x = 70,661,658,270.86
  5. Step 5: Solve for x
    x = 70,661,658,270.86/304,265.66
  6. Step 6: Final answer
    x = 232,236.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.