Home / 873,933.33-1,206,050.81-491,974.05

Finding the Fourth Proportional to 873,933.33, 1,206,050.81 and 491,974.05

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Solution

The fourth proportional to 873,933.33, 1,206,050.81 and 491,974.05 is: 678,937.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,933.33 : 1,206,050.81 = 491,974.05 : x
  2. Step 2: Convert to fraction form
    873,933.33/1,206,050.81 = 491,974.05/x
  3. Step 3: Cross multiply
    873,933.33x = 1,206,050.81 × 491,974.05
  4. Step 4: Simplify right side
    873,933.33x = 593,345,699,041.61
  5. Step 5: Solve for x
    x = 593,345,699,041.61/873,933.33
  6. Step 6: Final answer
    x = 678,937.03

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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.