Home / 571,185.20-788,322.42-364,542.74

Finding the Fourth Proportional to 571,185.20, 788,322.42 and 364,542.74

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Solution

The fourth proportional to 571,185.20, 788,322.42 and 364,542.74 is: 503,124.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,185.20 : 788,322.42 = 364,542.74 : x
  2. Step 2: Convert to fraction form
    571,185.20/788,322.42 = 364,542.74/x
  3. Step 3: Cross multiply
    571,185.20x = 788,322.42 × 364,542.74
  4. Step 4: Simplify right side
    571,185.20x = 287,377,214,990.23
  5. Step 5: Solve for x
    x = 287,377,214,990.23/571,185.20
  6. Step 6: Final answer
    x = 503,124.41

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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.