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Finding the Fourth Proportional to 293,059.60, 403,698.36 and 249,898.66

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Solution

The fourth proportional to 293,059.60, 403,698.36 and 249,898.66 is: 344,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,059.60 : 403,698.36 = 249,898.66 : x
  2. Step 2: Convert to fraction form
    293,059.60/403,698.36 = 249,898.66/x
  3. Step 3: Cross multiply
    293,059.60x = 403,698.36 × 249,898.66
  4. Step 4: Simplify right side
    293,059.60x = 100,883,679,208.20
  5. Step 5: Solve for x
    x = 100,883,679,208.20/293,059.60
  6. Step 6: Final answer
    x = 344,242.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.