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Finding the Fourth Proportional to 662,690.20, 994,035.30 and 463,235.80

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Solution

The fourth proportional to 662,690.20, 994,035.30 and 463,235.80 is: 694,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,690.20 : 994,035.30 = 463,235.80 : x
  2. Step 2: Convert to fraction form
    662,690.20/994,035.30 = 463,235.80/x
  3. Step 3: Cross multiply
    662,690.20x = 994,035.30 × 463,235.80
  4. Step 4: Simplify right side
    662,690.20x = 460,472,737,423.74
  5. Step 5: Solve for x
    x = 460,472,737,423.74/662,690.20
  6. Step 6: Final answer
    x = 694,853.70

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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.