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Finding the Third Proportional to 249,000 and 540,222

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Solution

The third proportional to 249,000 and 540,222 is: 1,172,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,000 : 540,222 = 540,222 : x
  2. Step 2: Convert to fraction form
    249,000/540,222 = 540,222/x
  3. Step 3: Cross multiply
    249,000x = 540,222 × 540,222
  4. Step 4: Simplify right side
    249,000x = 291,839,809,284
  5. Step 5: Solve for x
    x = 291,839,809,284/249,000
  6. Step 6: Final answer
    x = 1,172,047.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.