Home / 786,314.88-1,085,073.60-446,736

Finding the Fourth Proportional to 786,314.88, 1,085,073.60 and 446,736

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Solution

The fourth proportional to 786,314.88, 1,085,073.60 and 446,736 is: 616,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,314.88 : 1,085,073.60 = 446,736 : x
  2. Step 2: Convert to fraction form
    786,314.88/1,085,073.60 = 446,736/x
  3. Step 3: Cross multiply
    786,314.88x = 1,085,073.60 × 446,736
  4. Step 4: Simplify right side
    786,314.88x = 484,741,439,769.60
  5. Step 5: Solve for x
    x = 484,741,439,769.60/786,314.88
  6. Step 6: Final answer
    x = 616,472.42

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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.