Home / 863,022.38-1,294,779.60-294,529.95

Finding the Fourth Proportional to 863,022.38, 1,294,779.60 and 294,529.95

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Solution

The fourth proportional to 863,022.38, 1,294,779.60 and 294,529.95 is: 441,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,022.38 : 1,294,779.60 = 294,529.95 : x
  2. Step 2: Convert to fraction form
    863,022.38/1,294,779.60 = 294,529.95/x
  3. Step 3: Cross multiply
    863,022.38x = 1,294,779.60 × 294,529.95
  4. Step 4: Simplify right side
    863,022.38x = 381,351,370,849.02
  5. Step 5: Solve for x
    x = 381,351,370,849.02/863,022.38
  6. Step 6: Final answer
    x = 441,878.89

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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.