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Finding the Fourth Proportional to 566,172.75, 781,060.95 and 336,599.77

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Solution

The fourth proportional to 566,172.75, 781,060.95 and 336,599.77 is: 464,354.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,172.75 : 781,060.95 = 336,599.77 : x
  2. Step 2: Convert to fraction form
    566,172.75/781,060.95 = 336,599.77/x
  3. Step 3: Cross multiply
    566,172.75x = 781,060.95 × 336,599.77
  4. Step 4: Simplify right side
    566,172.75x = 262,904,940,170.88
  5. Step 5: Solve for x
    x = 262,904,940,170.88/566,172.75
  6. Step 6: Final answer
    x = 464,354.63

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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.