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Finding the Fourth Proportional to 249,201, 373,190.76 and 225,237.96

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Solution

The fourth proportional to 249,201, 373,190.76 and 225,237.96 is: 337,304.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,201 : 373,190.76 = 225,237.96 : x
  2. Step 2: Convert to fraction form
    249,201/373,190.76 = 225,237.96/x
  3. Step 3: Cross multiply
    249,201x = 373,190.76 × 225,237.96
  4. Step 4: Simplify right side
    249,201x = 84,056,725,473.25
  5. Step 5: Solve for x
    x = 84,056,725,473.25/249,201
  6. Step 6: Final answer
    x = 337,304.93

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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.