Home / 745,190.24-1,028,504.24-422,930.52

Finding the Fourth Proportional to 745,190.24, 1,028,504.24 and 422,930.52

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Solution

The fourth proportional to 745,190.24, 1,028,504.24 and 422,930.52 is: 583,724.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,190.24 : 1,028,504.24 = 422,930.52 : x
  2. Step 2: Convert to fraction form
    745,190.24/1,028,504.24 = 422,930.52/x
  3. Step 3: Cross multiply
    745,190.24x = 1,028,504.24 × 422,930.52
  4. Step 4: Simplify right side
    745,190.24x = 434,985,833,045.41
  5. Step 5: Solve for x
    x = 434,985,833,045.41/745,190.24
  6. Step 6: Final answer
    x = 583,724.54

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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.