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Finding the Fourth Proportional to 304,269.35, 419,855.27 and 168,284.93

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Solution

The fourth proportional to 304,269.35, 419,855.27 and 168,284.93 is: 232,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,269.35 : 419,855.27 = 168,284.93 : x
  2. Step 2: Convert to fraction form
    304,269.35/419,855.27 = 168,284.93/x
  3. Step 3: Cross multiply
    304,269.35x = 419,855.27 × 168,284.93
  4. Step 4: Simplify right side
    304,269.35x = 70,655,311,781.38
  5. Step 5: Solve for x
    x = 70,655,311,781.38/304,269.35
  6. Step 6: Final answer
    x = 232,213.05

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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.