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Finding the Fourth Proportional to 461,297.70, 691,946.55 and 250,827.30

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Solution

The fourth proportional to 461,297.70, 691,946.55 and 250,827.30 is: 376,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,297.70 : 691,946.55 = 250,827.30 : x
  2. Step 2: Convert to fraction form
    461,297.70/691,946.55 = 250,827.30/x
  3. Step 3: Cross multiply
    461,297.70x = 691,946.55 × 250,827.30
  4. Step 4: Simplify right side
    461,297.70x = 173,559,084,880.82
  5. Step 5: Solve for x
    x = 173,559,084,880.82/461,297.70
  6. Step 6: Final answer
    x = 376,240.95

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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.