Home / 460,520.20-635,474.46-256,550.32

Finding the Fourth Proportional to 460,520.20, 635,474.46 and 256,550.32

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Solution

The fourth proportional to 460,520.20, 635,474.46 and 256,550.32 is: 354,015.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,520.20 : 635,474.46 = 256,550.32 : x
  2. Step 2: Convert to fraction form
    460,520.20/635,474.46 = 256,550.32/x
  3. Step 3: Cross multiply
    460,520.20x = 635,474.46 × 256,550.32
  4. Step 4: Simplify right side
    460,520.20x = 163,031,176,064.83
  5. Step 5: Solve for x
    x = 163,031,176,064.83/460,520.20
  6. Step 6: Final answer
    x = 354,015.26

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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.