Home / 784,749.89-1,177,235.51-252,092.34

Finding the Fourth Proportional to 784,749.89, 1,177,235.51 and 252,092.34

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Solution

The fourth proportional to 784,749.89, 1,177,235.51 and 252,092.34 is: 378,174.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,749.89 : 1,177,235.51 = 252,092.34 : x
  2. Step 2: Convert to fraction form
    784,749.89/1,177,235.51 = 252,092.34/x
  3. Step 3: Cross multiply
    784,749.89x = 1,177,235.51 × 252,092.34
  4. Step 4: Simplify right side
    784,749.89x = 296,772,054,446.99
  5. Step 5: Solve for x
    x = 296,772,054,446.99/784,749.89
  6. Step 6: Final answer
    x = 378,174.06

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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.