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Finding the Fourth Proportional to 304,055.04, 419,592.96 and 169,919.04

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Solution

The fourth proportional to 304,055.04, 419,592.96 and 169,919.04 is: 234,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,055.04 : 419,592.96 = 169,919.04 : x
  2. Step 2: Convert to fraction form
    304,055.04/419,592.96 = 169,919.04/x
  3. Step 3: Cross multiply
    304,055.04x = 419,592.96 × 169,919.04
  4. Step 4: Simplify right side
    304,055.04x = 71,296,832,953.96
  5. Step 5: Solve for x
    x = 71,296,832,953.96/304,055.04
  6. Step 6: Final answer
    x = 234,486.60

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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.