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Finding the Fourth Proportional to 460,522.70, 635,477.90 and 256,552.82

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Solution

The fourth proportional to 460,522.70, 635,477.90 and 256,552.82 is: 354,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,522.70 : 635,477.90 = 256,552.82 : x
  2. Step 2: Convert to fraction form
    460,522.70/635,477.90 = 256,552.82/x
  3. Step 3: Cross multiply
    460,522.70x = 635,477.90 × 256,552.82
  4. Step 4: Simplify right side
    460,522.70x = 163,033,647,292.68
  5. Step 5: Solve for x
    x = 163,033,647,292.68/460,522.70
  6. Step 6: Final answer
    x = 354,018.70

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1.5x scale

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.