Home / 328,838.04-493,274.05-104,222.34

Finding the Fourth Proportional to 328,838.04, 493,274.05 and 104,222.34

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Solution

The fourth proportional to 328,838.04, 493,274.05 and 104,222.34 is: 156,338.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,838.04 : 493,274.05 = 104,222.34 : x
  2. Step 2: Convert to fraction form
    328,838.04/493,274.05 = 104,222.34/x
  3. Step 3: Cross multiply
    328,838.04x = 493,274.05 × 104,222.34
  4. Step 4: Simplify right side
    328,838.04x = 51,410,175,752.28
  5. Step 5: Solve for x
    x = 51,410,175,752.28/328,838.04
  6. Step 6: Final answer
    x = 156,338.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.