Home / 873,932.83-1,206,050.12-491,973.55

Finding the Fourth Proportional to 873,932.83, 1,206,050.12 and 491,973.55

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Solution

The fourth proportional to 873,932.83, 1,206,050.12 and 491,973.55 is: 678,936.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,932.83 : 1,206,050.12 = 491,973.55 : x
  2. Step 2: Convert to fraction form
    873,932.83/1,206,050.12 = 491,973.55/x
  3. Step 3: Cross multiply
    873,932.83x = 1,206,050.12 × 491,973.55
  4. Step 4: Simplify right side
    873,932.83x = 593,344,759,014.33
  5. Step 5: Solve for x
    x = 593,344,759,014.33/873,932.83
  6. Step 6: Final answer
    x = 678,936.34

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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.