Home / 882,666.22-1,322,328.96-521,756.54

Finding the Fourth Proportional to 882,666.22, 1,322,328.96 and 521,756.54

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Solution

The fourth proportional to 882,666.22, 1,322,328.96 and 521,756.54 is: 781,647.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,666.22 : 1,322,328.96 = 521,756.54 : x
  2. Step 2: Convert to fraction form
    882,666.22/1,322,328.96 = 521,756.54/x
  3. Step 3: Cross multiply
    882,666.22x = 1,322,328.96 × 521,756.54
  4. Step 4: Simplify right side
    882,666.22x = 689,933,782,911.40
  5. Step 5: Solve for x
    x = 689,933,782,911.40/882,666.22
  6. Step 6: Final answer
    x = 781,647.43

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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.