Home / 718,297.92-1,077,446.88-219,661.92

Finding the Fourth Proportional to 718,297.92, 1,077,446.88 and 219,661.92

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Solution

The fourth proportional to 718,297.92, 1,077,446.88 and 219,661.92 is: 329,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,297.92 : 1,077,446.88 = 219,661.92 : x
  2. Step 2: Convert to fraction form
    718,297.92/1,077,446.88 = 219,661.92/x
  3. Step 3: Cross multiply
    718,297.92x = 1,077,446.88 × 219,661.92
  4. Step 4: Simplify right side
    718,297.92x = 236,674,050,358.81
  5. Step 5: Solve for x
    x = 236,674,050,358.81/718,297.92
  6. Step 6: Final answer
    x = 329,492.88

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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.