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Finding the Fourth Proportional to 304,230.28, 419,838.66 and 170,094.28

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Solution

The fourth proportional to 304,230.28, 419,838.66 and 170,094.28 is: 234,730.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,230.28 : 419,838.66 = 170,094.28 : x
  2. Step 2: Convert to fraction form
    304,230.28/419,838.66 = 170,094.28/x
  3. Step 3: Cross multiply
    304,230.28x = 419,838.66 × 170,094.28
  4. Step 4: Simplify right side
    304,230.28x = 71,412,154,588.86
  5. Step 5: Solve for x
    x = 71,412,154,588.86/304,230.28
  6. Step 6: Final answer
    x = 234,730.59

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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.