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Finding the Fourth Proportional to 466,563.84, 643,878.52 and 262,627.92

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Solution

The fourth proportional to 466,563.84, 643,878.52 and 262,627.92 is: 362,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,563.84 : 643,878.52 = 262,627.92 : x
  2. Step 2: Convert to fraction form
    466,563.84/643,878.52 = 262,627.92/x
  3. Step 3: Cross multiply
    466,563.84x = 643,878.52 × 262,627.92
  4. Step 4: Simplify right side
    466,563.84x = 169,100,476,440.28
  5. Step 5: Solve for x
    x = 169,100,476,440.28/466,563.84
  6. Step 6: Final answer
    x = 362,438.02

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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.