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Finding the Fourth Proportional to 532,817.84, 799,226.76 and 217,299.44

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Solution

The fourth proportional to 532,817.84, 799,226.76 and 217,299.44 is: 325,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,817.84 : 799,226.76 = 217,299.44 : x
  2. Step 2: Convert to fraction form
    532,817.84/799,226.76 = 217,299.44/x
  3. Step 3: Cross multiply
    532,817.84x = 799,226.76 × 217,299.44
  4. Step 4: Simplify right side
    532,817.84x = 173,671,527,381.01
  5. Step 5: Solve for x
    x = 173,671,527,381.01/532,817.84
  6. Step 6: Final answer
    x = 325,949.16

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Double scale
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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.