Home / 460,261.51-635,158.87-256,314.85

Finding the Fourth Proportional to 460,261.51, 635,158.87 and 256,314.85

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Solution

The fourth proportional to 460,261.51, 635,158.87 and 256,314.85 is: 353,713.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,261.51 : 635,158.87 = 256,314.85 : x
  2. Step 2: Convert to fraction form
    460,261.51/635,158.87 = 256,314.85/x
  3. Step 3: Cross multiply
    460,261.51x = 635,158.87 × 256,314.85
  4. Step 4: Simplify right side
    460,261.51x = 162,800,650,490.22
  5. Step 5: Solve for x
    x = 162,800,650,490.22/460,261.51
  6. Step 6: Final answer
    x = 353,713.37

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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.