Home / 792,299.72-1,093,371.90-429,721.70

Finding the Fourth Proportional to 792,299.72, 1,093,371.90 and 429,721.70

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Solution

The fourth proportional to 792,299.72, 1,093,371.90 and 429,721.70 is: 593,015.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,299.72 : 1,093,371.90 = 429,721.70 : x
  2. Step 2: Convert to fraction form
    792,299.72/1,093,371.90 = 429,721.70/x
  3. Step 3: Cross multiply
    792,299.72x = 1,093,371.90 × 429,721.70
  4. Step 4: Simplify right side
    792,299.72x = 469,845,631,600.23
  5. Step 5: Solve for x
    x = 469,845,631,600.23/792,299.72
  6. Step 6: Final answer
    x = 593,015.02

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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.