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Finding the Fourth Proportional to 463,223.70, 694,835.55 and 456,225.30

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Solution

The fourth proportional to 463,223.70, 694,835.55 and 456,225.30 is: 684,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,223.70 : 694,835.55 = 456,225.30 : x
  2. Step 2: Convert to fraction form
    463,223.70/694,835.55 = 456,225.30/x
  3. Step 3: Cross multiply
    463,223.70x = 694,835.55 × 456,225.30
  4. Step 4: Simplify right side
    463,223.70x = 317,001,557,249.42
  5. Step 5: Solve for x
    x = 317,001,557,249.42/463,223.70
  6. Step 6: Final answer
    x = 684,337.95

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Double scale
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Similar ratio
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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.