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Finding the Fourth Proportional to 401,735.52, 601,359.04 and 235,847.52

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Solution

The fourth proportional to 401,735.52, 601,359.04 and 235,847.52 is: 353,040.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,735.52 : 601,359.04 = 235,847.52 : x
  2. Step 2: Convert to fraction form
    401,735.52/601,359.04 = 235,847.52/x
  3. Step 3: Cross multiply
    401,735.52x = 601,359.04 × 235,847.52
  4. Step 4: Simplify right side
    401,735.52x = 141,829,038,213.58
  5. Step 5: Solve for x
    x = 141,829,038,213.58/401,735.52
  6. Step 6: Final answer
    x = 353,040.82

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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.