Home / 856,249.98-1,283,447.92-556,944.45

Finding the Fourth Proportional to 856,249.98, 1,283,447.92 and 556,944.45

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Solution

The fourth proportional to 856,249.98, 1,283,447.92 and 556,944.45 is: 834,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,249.98 : 1,283,447.92 = 556,944.45 : x
  2. Step 2: Convert to fraction form
    856,249.98/1,283,447.92 = 556,944.45/x
  3. Step 3: Cross multiply
    856,249.98x = 1,283,447.92 × 556,944.45
  4. Step 4: Simplify right side
    856,249.98x = 714,809,186,706.08
  5. Step 5: Solve for x
    x = 714,809,186,706.08/856,249.98
  6. Step 6: Final answer
    x = 834,813.67

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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.