Home / 460,080.41-690,261.46-235,599.78

Finding the Fourth Proportional to 460,080.41, 690,261.46 and 235,599.78

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Solution

The fourth proportional to 460,080.41, 690,261.46 and 235,599.78 is: 353,471.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,080.41 : 690,261.46 = 235,599.78 : x
  2. Step 2: Convert to fraction form
    460,080.41/690,261.46 = 235,599.78/x
  3. Step 3: Cross multiply
    460,080.41x = 690,261.46 × 235,599.78
  4. Step 4: Simplify right side
    460,080.41x = 162,625,448,118.48
  5. Step 5: Solve for x
    x = 162,625,448,118.48/460,080.41
  6. Step 6: Final answer
    x = 353,471.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.