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Finding the Third Proportional to 265,143.38 and 572,305.50

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Solution

The third proportional to 265,143.38 and 572,305.50 is: 1,235,307.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,143.38 : 572,305.50 = 572,305.50 : x
  2. Step 2: Convert to fraction form
    265,143.38/572,305.50 = 572,305.50/x
  3. Step 3: Cross multiply
    265,143.38x = 572,305.50 × 572,305.50
  4. Step 4: Simplify right side
    265,143.38x = 327,533,585,330.25
  5. Step 5: Solve for x
    x = 327,533,585,330.25/265,143.38
  6. Step 6: Final answer
    x = 1,235,307.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.