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Finding the Fourth Proportional to 571,722.02, 788,850.20 and 329,953.22

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Solution

The fourth proportional to 571,722.02, 788,850.20 and 329,953.22 is: 455,262.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,722.02 : 788,850.20 = 329,953.22 : x
  2. Step 2: Convert to fraction form
    571,722.02/788,850.20 = 329,953.22/x
  3. Step 3: Cross multiply
    571,722.02x = 788,850.20 × 329,953.22
  4. Step 4: Simplify right side
    571,722.02x = 260,283,661,937.88
  5. Step 5: Solve for x
    x = 260,283,661,937.88/571,722.02
  6. Step 6: Final answer
    x = 455,262.62

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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.