Home / 746,243.13-1,029,843.33-424,007.80

Finding the Fourth Proportional to 746,243.13, 1,029,843.33 and 424,007.80

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Solution

The fourth proportional to 746,243.13, 1,029,843.33 and 424,007.80 is: 585,146.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,243.13 : 1,029,843.33 = 424,007.80 : x
  2. Step 2: Convert to fraction form
    746,243.13/1,029,843.33 = 424,007.80/x
  3. Step 3: Cross multiply
    746,243.13x = 1,029,843.33 × 424,007.80
  4. Step 4: Simplify right side
    746,243.13x = 436,661,604,697.97
  5. Step 5: Solve for x
    x = 436,661,604,697.97/746,243.13
  6. Step 6: Final answer
    x = 585,146.57

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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.