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Finding the Fourth Proportional to 571,972.06, 788,671.11 and 364,961.98

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Solution

The fourth proportional to 571,972.06, 788,671.11 and 364,961.98 is: 503,232.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,972.06 : 788,671.11 = 364,961.98 : x
  2. Step 2: Convert to fraction form
    571,972.06/788,671.11 = 364,961.98/x
  3. Step 3: Cross multiply
    571,972.06x = 788,671.11 × 364,961.98
  4. Step 4: Simplify right side
    571,972.06x = 287,834,969,874.40
  5. Step 5: Solve for x
    x = 287,834,969,874.40/571,972.06
  6. Step 6: Final answer
    x = 503,232.57

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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.