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Finding the Fourth Proportional to 622,844.68, 934,267 and 149,530.04

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Solution

The fourth proportional to 622,844.68, 934,267 and 149,530.04 is: 224,295.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,844.68 : 934,267 = 149,530.04 : x
  2. Step 2: Convert to fraction form
    622,844.68/934,267 = 149,530.04/x
  3. Step 3: Cross multiply
    622,844.68x = 934,267 × 149,530.04
  4. Step 4: Simplify right side
    622,844.68x = 139,700,981,880.68
  5. Step 5: Solve for x
    x = 139,700,981,880.68/622,844.68
  6. Step 6: Final answer
    x = 224,295.06

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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.