Home / 694,582.21-1,041,913.68-268,120.45

Finding the Fourth Proportional to 694,582.21, 1,041,913.68 and 268,120.45

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Solution

The fourth proportional to 694,582.21, 1,041,913.68 and 268,120.45 is: 402,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,582.21 : 1,041,913.68 = 268,120.45 : x
  2. Step 2: Convert to fraction form
    694,582.21/1,041,913.68 = 268,120.45/x
  3. Step 3: Cross multiply
    694,582.21x = 1,041,913.68 × 268,120.45
  4. Step 4: Simplify right side
    694,582.21x = 279,358,364,742.76
  5. Step 5: Solve for x
    x = 279,358,364,742.76/694,582.21
  6. Step 6: Final answer
    x = 402,196.26

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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.