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Finding the Fourth Proportional to 249,217.58, 373,215.72 and 225,254.54

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Solution

The fourth proportional to 249,217.58, 373,215.72 and 225,254.54 is: 337,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,217.58 : 373,215.72 = 225,254.54 : x
  2. Step 2: Convert to fraction form
    249,217.58/373,215.72 = 225,254.54/x
  3. Step 3: Cross multiply
    249,217.58x = 373,215.72 × 225,254.54
  4. Step 4: Simplify right side
    249,217.58x = 84,068,535,329.37
  5. Step 5: Solve for x
    x = 84,068,535,329.37/249,217.58
  6. Step 6: Final answer
    x = 337,329.88

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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.