Home / 784,627.95-1,176,933.73-252,149.49

Finding the Fourth Proportional to 784,627.95, 1,176,933.73 and 252,149.49

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Solution

The fourth proportional to 784,627.95, 1,176,933.73 and 252,149.49 is: 378,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,627.95 : 1,176,933.73 = 252,149.49 : x
  2. Step 2: Convert to fraction form
    784,627.95/1,176,933.73 = 252,149.49/x
  3. Step 3: Cross multiply
    784,627.95x = 1,176,933.73 × 252,149.49
  4. Step 4: Simplify right side
    784,627.95x = 296,763,239,783.30
  5. Step 5: Solve for x
    x = 296,763,239,783.30/784,627.95
  6. Step 6: Final answer
    x = 378,221.60

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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.