Home / 950,786.48-1,312,087.20-521,082.56

Finding the Fourth Proportional to 950,786.48, 1,312,087.20 and 521,082.56

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Solution

The fourth proportional to 950,786.48, 1,312,087.20 and 521,082.56 is: 719,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,786.48 : 1,312,087.20 = 521,082.56 : x
  2. Step 2: Convert to fraction form
    950,786.48/1,312,087.20 = 521,082.56/x
  3. Step 3: Cross multiply
    950,786.48x = 1,312,087.20 × 521,082.56
  4. Step 4: Simplify right side
    950,786.48x = 683,705,757,119.23
  5. Step 5: Solve for x
    x = 683,705,757,119.23/950,786.48
  6. Step 6: Final answer
    x = 719,094.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.