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Finding the Fourth Proportional to 294,265.20, 440,807.04 and 249,093.12

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Solution

The fourth proportional to 294,265.20, 440,807.04 and 249,093.12 is: 373,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,265.20 : 440,807.04 = 249,093.12 : x
  2. Step 2: Convert to fraction form
    294,265.20/440,807.04 = 249,093.12/x
  3. Step 3: Cross multiply
    294,265.20x = 440,807.04 × 249,093.12
  4. Step 4: Simplify right side
    294,265.20x = 109,802,000,911.57
  5. Step 5: Solve for x
    x = 109,802,000,911.57/294,265.20
  6. Step 6: Final answer
    x = 373,139.61

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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.