Home / 812,093.73-1,220,348.81-433,282.10

Finding the Fourth Proportional to 812,093.73, 1,220,348.81 and 433,282.10

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Solution

The fourth proportional to 812,093.73, 1,220,348.81 and 433,282.10 is: 651,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,093.73 : 1,220,348.81 = 433,282.10 : x
  2. Step 2: Convert to fraction form
    812,093.73/1,220,348.81 = 433,282.10/x
  3. Step 3: Cross multiply
    812,093.73x = 1,220,348.81 × 433,282.10
  4. Step 4: Simplify right side
    812,093.73x = 528,755,286,861.15
  5. Step 5: Solve for x
    x = 528,755,286,861.15/812,093.73
  6. Step 6: Final answer
    x = 651,101.30

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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.