Home / 993,447.91-1,490,394.10-362,361.73

Finding the Fourth Proportional to 993,447.91, 1,490,394.10 and 362,361.73

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Solution

The fourth proportional to 993,447.91, 1,490,394.10 and 362,361.73 is: 543,623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,447.91 : 1,490,394.10 = 362,361.73 : x
  2. Step 2: Convert to fraction form
    993,447.91/1,490,394.10 = 362,361.73/x
  3. Step 3: Cross multiply
    993,447.91x = 1,490,394.10 × 362,361.73
  4. Step 4: Simplify right side
    993,447.91x = 540,061,780,127.23
  5. Step 5: Solve for x
    x = 540,061,780,127.23/993,447.91
  6. Step 6: Final answer
    x = 543,623.65

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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.