Home / 746,336.85-1,029,945.13-424,047.37

Finding the Fourth Proportional to 746,336.85, 1,029,945.13 and 424,047.37

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Solution

The fourth proportional to 746,336.85, 1,029,945.13 and 424,047.37 is: 585,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,336.85 : 1,029,945.13 = 424,047.37 : x
  2. Step 2: Convert to fraction form
    746,336.85/1,029,945.13 = 424,047.37/x
  3. Step 3: Cross multiply
    746,336.85x = 1,029,945.13 × 424,047.37
  4. Step 4: Simplify right side
    746,336.85x = 436,745,523,620.81
  5. Step 5: Solve for x
    x = 436,745,523,620.81/746,336.85
  6. Step 6: Final answer
    x = 585,185.53

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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.