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Finding the Fourth Proportional to 341,685.72, 512,529.24 and 117,048

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Solution

The fourth proportional to 341,685.72, 512,529.24 and 117,048 is: 175,572.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,685.72 : 512,529.24 = 117,048 : x
  2. Step 2: Convert to fraction form
    341,685.72/512,529.24 = 117,048/x
  3. Step 3: Cross multiply
    341,685.72x = 512,529.24 × 117,048
  4. Step 4: Simplify right side
    341,685.72x = 59,990,522,483.52
  5. Step 5: Solve for x
    x = 59,990,522,483.52/341,685.72
  6. Step 6: Final answer
    x = 175,572.23

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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.