Home / 460,907.20-691,360.80-382,175.20

Finding the Fourth Proportional to 460,907.20, 691,360.80 and 382,175.20

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Solution

The fourth proportional to 460,907.20, 691,360.80 and 382,175.20 is: 573,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,907.20 : 691,360.80 = 382,175.20 : x
  2. Step 2: Convert to fraction form
    460,907.20/691,360.80 = 382,175.20/x
  3. Step 3: Cross multiply
    460,907.20x = 691,360.80 × 382,175.20
  4. Step 4: Simplify right side
    460,907.20x = 264,220,952,012.16
  5. Step 5: Solve for x
    x = 264,220,952,012.16/460,907.20
  6. Step 6: Final answer
    x = 573,262.80

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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.