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Finding the Fourth Proportional to 460,271.40, 635,115.78 and 259,028.52

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Solution

The fourth proportional to 460,271.40, 635,115.78 and 259,028.52 is: 357,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,271.40 : 635,115.78 = 259,028.52 : x
  2. Step 2: Convert to fraction form
    460,271.40/635,115.78 = 259,028.52/x
  3. Step 3: Cross multiply
    460,271.40x = 635,115.78 × 259,028.52
  4. Step 4: Simplify right side
    460,271.40x = 164,513,100,522.05
  5. Step 5: Solve for x
    x = 164,513,100,522.05/460,271.40
  6. Step 6: Final answer
    x = 357,426.29

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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.