Home / 797,653.28-1,100,711.76-439,964.96

Finding the Fourth Proportional to 797,653.28, 1,100,711.76 and 439,964.96

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Solution

The fourth proportional to 797,653.28, 1,100,711.76 and 439,964.96 is: 607,124.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,653.28 : 1,100,711.76 = 439,964.96 : x
  2. Step 2: Convert to fraction form
    797,653.28/1,100,711.76 = 439,964.96/x
  3. Step 3: Cross multiply
    797,653.28x = 1,100,711.76 × 439,964.96
  4. Step 4: Simplify right side
    797,653.28x = 484,274,605,459.93
  5. Step 5: Solve for x
    x = 484,274,605,459.93/797,653.28
  6. Step 6: Final answer
    x = 607,124.19

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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.