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Finding the Fourth Proportional to 556,136.46, 834,147.29 and 377,369.72

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Solution

The fourth proportional to 556,136.46, 834,147.29 and 377,369.72 is: 566,015.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,136.46 : 834,147.29 = 377,369.72 : x
  2. Step 2: Convert to fraction form
    556,136.46/834,147.29 = 377,369.72/x
  3. Step 3: Cross multiply
    556,136.46x = 834,147.29 × 377,369.72
  4. Step 4: Simplify right side
    556,136.46x = 314,781,923,208.47
  5. Step 5: Solve for x
    x = 314,781,923,208.47/556,136.46
  6. Step 6: Final answer
    x = 566,015.62

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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.