Home / 729,110.40-1,092,353.40-624,134.40

Finding the Fourth Proportional to 729,110.40, 1,092,353.40 and 624,134.40

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Solution

The fourth proportional to 729,110.40, 1,092,353.40 and 624,134.40 is: 935,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,110.40 : 1,092,353.40 = 624,134.40 : x
  2. Step 2: Convert to fraction form
    729,110.40/1,092,353.40 = 624,134.40/x
  3. Step 3: Cross multiply
    729,110.40x = 1,092,353.40 × 624,134.40
  4. Step 4: Simplify right side
    729,110.40x = 681,775,333,896.96
  5. Step 5: Solve for x
    x = 681,775,333,896.96/729,110.40
  6. Step 6: Final answer
    x = 935,078.33

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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.