Home / 460,852.80-691,279.20-457,900.35

Finding the Fourth Proportional to 460,852.80, 691,279.20 and 457,900.35

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Solution

The fourth proportional to 460,852.80, 691,279.20 and 457,900.35 is: 686,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,852.80 : 691,279.20 = 457,900.35 : x
  2. Step 2: Convert to fraction form
    460,852.80/691,279.20 = 457,900.35/x
  3. Step 3: Cross multiply
    460,852.80x = 691,279.20 × 457,900.35
  4. Step 4: Simplify right side
    460,852.80x = 316,536,987,627.72
  5. Step 5: Solve for x
    x = 316,536,987,627.72/460,852.80
  6. Step 6: Final answer
    x = 686,850.53

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Similar ratio
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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.