Home / 964,749.18-1,447,991.13-515,853.77

Finding the Fourth Proportional to 964,749.18, 1,447,991.13 and 515,853.77

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Solution

The fourth proportional to 964,749.18, 1,447,991.13 and 515,853.77 is: 774,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,749.18 : 1,447,991.13 = 515,853.77 : x
  2. Step 2: Convert to fraction form
    964,749.18/1,447,991.13 = 515,853.77/x
  3. Step 3: Cross multiply
    964,749.18x = 1,447,991.13 × 515,853.77
  4. Step 4: Simplify right side
    964,749.18x = 746,951,678,031.56
  5. Step 5: Solve for x
    x = 746,951,678,031.56/964,749.18
  6. Step 6: Final answer
    x = 774,244.43

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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.