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Finding the Fourth Proportional to 322,598.94, 445,234.98 and 232,253.94

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Solution

The fourth proportional to 322,598.94, 445,234.98 and 232,253.94 is: 320,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,598.94 : 445,234.98 = 232,253.94 : x
  2. Step 2: Convert to fraction form
    322,598.94/445,234.98 = 232,253.94/x
  3. Step 3: Cross multiply
    322,598.94x = 445,234.98 × 232,253.94
  4. Step 4: Simplify right side
    322,598.94x = 103,407,578,330.82
  5. Step 5: Solve for x
    x = 103,407,578,330.82/322,598.94
  6. Step 6: Final answer
    x = 320,545.31

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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.