Home / 896,217.68-1,236,764.75-488,322.90

Finding the Fourth Proportional to 896,217.68, 1,236,764.75 and 488,322.90

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Solution

The fourth proportional to 896,217.68, 1,236,764.75 and 488,322.90 is: 673,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,217.68 : 1,236,764.75 = 488,322.90 : x
  2. Step 2: Convert to fraction form
    896,217.68/1,236,764.75 = 488,322.90/x
  3. Step 3: Cross multiply
    896,217.68x = 1,236,764.75 × 488,322.90
  4. Step 4: Simplify right side
    896,217.68x = 603,940,546,896.16
  5. Step 5: Solve for x
    x = 603,940,546,896.16/896,217.68
  6. Step 6: Final answer
    x = 673,877.08

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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.