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Finding the Fourth Proportional to 671,850.12, 927,153.12 and 370,044.12

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Solution

The fourth proportional to 671,850.12, 927,153.12 and 370,044.12 is: 510,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,850.12 : 927,153.12 = 370,044.12 : x
  2. Step 2: Convert to fraction form
    671,850.12/927,153.12 = 370,044.12/x
  3. Step 3: Cross multiply
    671,850.12x = 927,153.12 × 370,044.12
  4. Step 4: Simplify right side
    671,850.12x = 343,087,560,395.65
  5. Step 5: Solve for x
    x = 343,087,560,395.65/671,850.12
  6. Step 6: Final answer
    x = 510,660.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.