Home / 884,832.14-1,221,199.74-540,866.42

Finding the Fourth Proportional to 884,832.14, 1,221,199.74 and 540,866.42

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Solution

The fourth proportional to 884,832.14, 1,221,199.74 and 540,866.42 is: 746,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,832.14 : 1,221,199.74 = 540,866.42 : x
  2. Step 2: Convert to fraction form
    884,832.14/1,221,199.74 = 540,866.42/x
  3. Step 3: Cross multiply
    884,832.14x = 1,221,199.74 × 540,866.42
  4. Step 4: Simplify right side
    884,832.14x = 660,505,931,478.73
  5. Step 5: Solve for x
    x = 660,505,931,478.73/884,832.14
  6. Step 6: Final answer
    x = 746,475.97

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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.