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Finding the Fourth Proportional to 353,334.42, 487,614.42 and 202,460.58

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Solution

The fourth proportional to 353,334.42, 487,614.42 and 202,460.58 is: 279,403.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,334.42 : 487,614.42 = 202,460.58 : x
  2. Step 2: Convert to fraction form
    353,334.42/487,614.42 = 202,460.58/x
  3. Step 3: Cross multiply
    353,334.42x = 487,614.42 × 202,460.58
  4. Step 4: Simplify right side
    353,334.42x = 98,722,698,289.56
  5. Step 5: Solve for x
    x = 98,722,698,289.56/353,334.42
  6. Step 6: Final answer
    x = 279,403.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.