Home / 930,355.42-1,284,029.31-567,989.33

Finding the Fourth Proportional to 930,355.42, 1,284,029.31 and 567,989.33

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Solution

The fourth proportional to 930,355.42, 1,284,029.31 and 567,989.33 is: 783,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,355.42 : 1,284,029.31 = 567,989.33 : x
  2. Step 2: Convert to fraction form
    930,355.42/1,284,029.31 = 567,989.33/x
  3. Step 3: Cross multiply
    930,355.42x = 1,284,029.31 × 567,989.33
  4. Step 4: Simplify right side
    930,355.42x = 729,314,947,487.26
  5. Step 5: Solve for x
    x = 729,314,947,487.26/930,355.42
  6. Step 6: Final answer
    x = 783,910.04

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1.5x scale

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.