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Finding the Fourth Proportional to 341,798.80, 512,698.20 and 341,798.80

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Solution

The fourth proportional to 341,798.80, 512,698.20 and 341,798.80 is: 512,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,798.80 : 512,698.20 = 341,798.80 : x
  2. Step 2: Convert to fraction form
    341,798.80/512,698.20 = 341,798.80/x
  3. Step 3: Cross multiply
    341,798.80x = 512,698.20 × 341,798.80
  4. Step 4: Simplify right side
    341,798.80x = 175,239,629,522.16
  5. Step 5: Solve for x
    x = 175,239,629,522.16/341,798.80
  6. Step 6: Final answer
    x = 512,698.20

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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.