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Finding the Fourth Proportional to 536,356.73, 804,867.33 and 311,822.84

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Solution

The fourth proportional to 536,356.73, 804,867.33 and 311,822.84 is: 467,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,356.73 : 804,867.33 = 311,822.84 : x
  2. Step 2: Convert to fraction form
    536,356.73/804,867.33 = 311,822.84/x
  3. Step 3: Cross multiply
    536,356.73x = 804,867.33 × 311,822.84
  4. Step 4: Simplify right side
    536,356.73x = 250,976,016,663.82
  5. Step 5: Solve for x
    x = 250,976,016,663.82/536,356.73
  6. Step 6: Final answer
    x = 467,927.41

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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.