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Finding the Fourth Proportional to 431,450.52, 595,443.84 and 322,365.57

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Solution

The fourth proportional to 431,450.52, 595,443.84 and 322,365.57 is: 444,895.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,450.52 : 595,443.84 = 322,365.57 : x
  2. Step 2: Convert to fraction form
    431,450.52/595,443.84 = 322,365.57/x
  3. Step 3: Cross multiply
    431,450.52x = 595,443.84 × 322,365.57
  4. Step 4: Simplify right side
    431,450.52x = 191,950,592,884.59
  5. Step 5: Solve for x
    x = 191,950,592,884.59/431,450.52
  6. Step 6: Final answer
    x = 444,895.96

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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.