Home / 784,747.89-1,177,232.51-252,090.34

Finding the Fourth Proportional to 784,747.89, 1,177,232.51 and 252,090.34

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Solution

The fourth proportional to 784,747.89, 1,177,232.51 and 252,090.34 is: 378,171.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,747.89 : 1,177,232.51 = 252,090.34 : x
  2. Step 2: Convert to fraction form
    784,747.89/1,177,232.51 = 252,090.34/x
  3. Step 3: Cross multiply
    784,747.89x = 1,177,232.51 × 252,090.34
  4. Step 4: Simplify right side
    784,747.89x = 296,768,942,444.50
  5. Step 5: Solve for x
    x = 296,768,942,444.50/784,747.89
  6. Step 6: Final answer
    x = 378,171.06

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1.5x scale

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.