Home / 1,116,481.78-1,674,727.56-358,438.42

Finding the Fourth Proportional to 1,116,481.78, 1,674,727.56 and 358,438.42

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Solution

The fourth proportional to 1,116,481.78, 1,674,727.56 and 358,438.42 is: 537,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,481.78 : 1,674,727.56 = 358,438.42 : x
  2. Step 2: Convert to fraction form
    1,116,481.78/1,674,727.56 = 358,438.42/x
  3. Step 3: Cross multiply
    1,116,481.78x = 1,674,727.56 × 358,438.42
  4. Step 4: Simplify right side
    1,116,481.78x = 600,286,700,536.86
  5. Step 5: Solve for x
    x = 600,286,700,536.86/1,116,481.78
  6. Step 6: Final answer
    x = 537,659.20

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1.5x scale

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.