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Finding the Fourth Proportional to 462,210.94, 637,855.32 and 271,227.52

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Solution

The fourth proportional to 462,210.94, 637,855.32 and 271,227.52 is: 374,296.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,210.94 : 637,855.32 = 271,227.52 : x
  2. Step 2: Convert to fraction form
    462,210.94/637,855.32 = 271,227.52/x
  3. Step 3: Cross multiply
    462,210.94x = 637,855.32 × 271,227.52
  4. Step 4: Simplify right side
    462,210.94x = 173,003,916,562.41
  5. Step 5: Solve for x
    x = 173,003,916,562.41/462,210.94
  6. Step 6: Final answer
    x = 374,296.46

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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.