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Finding the Fourth Proportional to 404,004.90, 606,007.35 and 341,796.90

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Solution

The fourth proportional to 404,004.90, 606,007.35 and 341,796.90 is: 512,695.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,004.90 : 606,007.35 = 341,796.90 : x
  2. Step 2: Convert to fraction form
    404,004.90/606,007.35 = 341,796.90/x
  3. Step 3: Cross multiply
    404,004.90x = 606,007.35 × 341,796.90
  4. Step 4: Simplify right side
    404,004.90x = 207,131,433,607.22
  5. Step 5: Solve for x
    x = 207,131,433,607.22/404,004.90
  6. Step 6: Final answer
    x = 512,695.35

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1.5x scale

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.