Home / 727,637.12-1,091,698.58-322,773.47

Finding the Fourth Proportional to 727,637.12, 1,091,698.58 and 322,773.47

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Solution

The fourth proportional to 727,637.12, 1,091,698.58 and 322,773.47 is: 484,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,637.12 : 1,091,698.58 = 322,773.47 : x
  2. Step 2: Convert to fraction form
    727,637.12/1,091,698.58 = 322,773.47/x
  3. Step 3: Cross multiply
    727,637.12x = 1,091,698.58 × 322,773.47
  4. Step 4: Simplify right side
    727,637.12x = 352,371,342,396.85
  5. Step 5: Solve for x
    x = 352,371,342,396.85/727,637.12
  6. Step 6: Final answer
    x = 484,267.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.