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Finding the Fourth Proportional to 551,551.24, 827,031.62 and 235,835.92

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Solution

The fourth proportional to 551,551.24, 827,031.62 and 235,835.92 is: 353,627.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,551.24 : 827,031.62 = 235,835.92 : x
  2. Step 2: Convert to fraction form
    551,551.24/827,031.62 = 235,835.92/x
  3. Step 3: Cross multiply
    551,551.24x = 827,031.62 × 235,835.92
  4. Step 4: Simplify right side
    551,551.24x = 195,043,763,268.59
  5. Step 5: Solve for x
    x = 195,043,763,268.59/551,551.24
  6. Step 6: Final answer
    x = 353,627.64

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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.