Home / 803,727.35-1,109,199.18-531,322.83

Finding the Fourth Proportional to 803,727.35, 1,109,199.18 and 531,322.83

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Solution

The fourth proportional to 803,727.35, 1,109,199.18 and 531,322.83 is: 733,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,727.35 : 1,109,199.18 = 531,322.83 : x
  2. Step 2: Convert to fraction form
    803,727.35/1,109,199.18 = 531,322.83/x
  3. Step 3: Cross multiply
    803,727.35x = 1,109,199.18 × 531,322.83
  4. Step 4: Simplify right side
    803,727.35x = 589,342,847,351.28
  5. Step 5: Solve for x
    x = 589,342,847,351.28/803,727.35
  6. Step 6: Final answer
    x = 733,262.15

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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.