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Finding the Fourth Proportional to 304,165.84, 419,751.56 and 168,208.92

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Solution

The fourth proportional to 304,165.84, 419,751.56 and 168,208.92 is: 232,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,165.84 : 419,751.56 = 168,208.92 : x
  2. Step 2: Convert to fraction form
    304,165.84/419,751.56 = 168,208.92/x
  3. Step 3: Cross multiply
    304,165.84x = 419,751.56 × 168,208.92
  4. Step 4: Simplify right side
    304,165.84x = 70,605,956,575.92
  5. Step 5: Solve for x
    x = 70,605,956,575.92/304,165.84
  6. Step 6: Final answer
    x = 232,129.80

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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.