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Finding the Third Proportional to 340,801.50 and 716,857.50

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Solution

The third proportional to 340,801.50 and 716,857.50 is: 1,507,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,801.50 : 716,857.50 = 716,857.50 : x
  2. Step 2: Convert to fraction form
    340,801.50/716,857.50 = 716,857.50/x
  3. Step 3: Cross multiply
    340,801.50x = 716,857.50 × 716,857.50
  4. Step 4: Simplify right side
    340,801.50x = 513,884,675,306.25
  5. Step 5: Solve for x
    x = 513,884,675,306.25/340,801.50
  6. Step 6: Final answer
    x = 1,507,870.93

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.