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Finding the Third Proportional to 416,700.56 and 630,860.06

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Solution

The third proportional to 416,700.56 and 630,860.06 is: 955,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,700.56 : 630,860.06 = 630,860.06 : x
  2. Step 2: Convert to fraction form
    416,700.56/630,860.06 = 630,860.06/x
  3. Step 3: Cross multiply
    416,700.56x = 630,860.06 × 630,860.06
  4. Step 4: Simplify right side
    416,700.56x = 397,984,418,457.50
  5. Step 5: Solve for x
    x = 397,984,418,457.50/416,700.56
  6. Step 6: Final answer
    x = 955,084.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.