Home / 294,890.56-442,336.14-73,274.56

Finding the Fourth Proportional to 294,890.56, 442,336.14 and 73,274.56

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Solution

The fourth proportional to 294,890.56, 442,336.14 and 73,274.56 is: 109,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,890.56 : 442,336.14 = 73,274.56 : x
  2. Step 2: Convert to fraction form
    294,890.56/442,336.14 = 73,274.56/x
  3. Step 3: Cross multiply
    294,890.56x = 442,336.14 × 73,274.56
  4. Step 4: Simplify right side
    294,890.56x = 32,411,986,030.60
  5. Step 5: Solve for x
    x = 32,411,986,030.60/294,890.56
  6. Step 6: Final answer
    x = 109,911.91

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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.