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Finding the Fourth Proportional to 462,224.19, 637,873.61 and 271,240.77

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Solution

The fourth proportional to 462,224.19, 637,873.61 and 271,240.77 is: 374,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,224.19 : 637,873.61 = 271,240.77 : x
  2. Step 2: Convert to fraction form
    462,224.19/637,873.61 = 271,240.77/x
  3. Step 3: Cross multiply
    462,224.19x = 637,873.61 × 271,240.77
  4. Step 4: Simplify right side
    462,224.19x = 173,017,327,782.88
  5. Step 5: Solve for x
    x = 173,017,327,782.88/462,224.19
  6. Step 6: Final answer
    x = 374,314.74

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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.