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Finding the Fourth Proportional to 611,822.92, 843,941.53 and 363,296.44

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Solution

The fourth proportional to 611,822.92, 843,941.53 and 363,296.44 is: 501,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,822.92 : 843,941.53 = 363,296.44 : x
  2. Step 2: Convert to fraction form
    611,822.92/843,941.53 = 363,296.44/x
  3. Step 3: Cross multiply
    611,822.92x = 843,941.53 × 363,296.44
  4. Step 4: Simplify right side
    611,822.92x = 306,600,954,926.20
  5. Step 5: Solve for x
    x = 306,600,954,926.20/611,822.92
  6. Step 6: Final answer
    x = 501,126.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.