Home / 294,494.33-441,688.90-78,354.30

Finding the Fourth Proportional to 294,494.33, 441,688.90 and 78,354.30

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Solution

The fourth proportional to 294,494.33, 441,688.90 and 78,354.30 is: 117,517.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,494.33 : 441,688.90 = 78,354.30 : x
  2. Step 2: Convert to fraction form
    294,494.33/441,688.90 = 78,354.30/x
  3. Step 3: Cross multiply
    294,494.33x = 441,688.90 × 78,354.30
  4. Step 4: Simplify right side
    294,494.33x = 34,608,224,541.63
  5. Step 5: Solve for x
    x = 34,608,224,541.63/294,494.33
  6. Step 6: Final answer
    x = 117,517.46

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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.