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Finding the Fourth Proportional to 460,568.50, 635,631.27 and 256,652.62

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Solution

The fourth proportional to 460,568.50, 635,631.27 and 256,652.62 is: 354,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,568.50 : 635,631.27 = 256,652.62 : x
  2. Step 2: Convert to fraction form
    460,568.50/635,631.27 = 256,652.62/x
  3. Step 3: Cross multiply
    460,568.50x = 635,631.27 × 256,652.62
  4. Step 4: Simplify right side
    460,568.50x = 163,136,428,247.90
  5. Step 5: Solve for x
    x = 163,136,428,247.90/460,568.50
  6. Step 6: Final answer
    x = 354,206.66

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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.