Home / 893,281.45-1,340,129.43-294,221.11

Finding the Fourth Proportional to 893,281.45, 1,340,129.43 and 294,221.11

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Solution

The fourth proportional to 893,281.45, 1,340,129.43 and 294,221.11 is: 441,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,281.45 : 1,340,129.43 = 294,221.11 : x
  2. Step 2: Convert to fraction form
    893,281.45/1,340,129.43 = 294,221.11/x
  3. Step 3: Cross multiply
    893,281.45x = 1,340,129.43 × 294,221.11
  4. Step 4: Simplify right side
    893,281.45x = 394,294,368,438.27
  5. Step 5: Solve for x
    x = 394,294,368,438.27/893,281.45
  6. Step 6: Final answer
    x = 441,399.93

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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.