Home / 704,922.64-1,057,591.32-283,981.84

Finding the Fourth Proportional to 704,922.64, 1,057,591.32 and 283,981.84

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Solution

The fourth proportional to 704,922.64, 1,057,591.32 and 283,981.84 is: 426,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,922.64 : 1,057,591.32 = 283,981.84 : x
  2. Step 2: Convert to fraction form
    704,922.64/1,057,591.32 = 283,981.84/x
  3. Step 3: Cross multiply
    704,922.64x = 1,057,591.32 × 283,981.84
  4. Step 4: Simplify right side
    704,922.64x = 300,336,729,021.63
  5. Step 5: Solve for x
    x = 300,336,729,021.63/704,922.64
  6. Step 6: Final answer
    x = 426,056.30

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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.