Home / 994,932.45-1,492,392.60-284,961.78

Finding the Fourth Proportional to 994,932.45, 1,492,392.60 and 284,961.78

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Solution

The fourth proportional to 994,932.45, 1,492,392.60 and 284,961.78 is: 427,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,932.45 : 1,492,392.60 = 284,961.78 : x
  2. Step 2: Convert to fraction form
    994,932.45/1,492,392.60 = 284,961.78/x
  3. Step 3: Cross multiply
    994,932.45x = 1,492,392.60 × 284,961.78
  4. Step 4: Simplify right side
    994,932.45x = 425,274,851,754.83
  5. Step 5: Solve for x
    x = 425,274,851,754.83/994,932.45
  6. Step 6: Final answer
    x = 427,440.93

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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.