Home / 746,247.82-1,029,849.51-424,012.81

Finding the Fourth Proportional to 746,247.82, 1,029,849.51 and 424,012.81

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Solution

The fourth proportional to 746,247.82, 1,029,849.51 and 424,012.81 is: 585,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,247.82 : 1,029,849.51 = 424,012.81 : x
  2. Step 2: Convert to fraction form
    746,247.82/1,029,849.51 = 424,012.81/x
  3. Step 3: Cross multiply
    746,247.82x = 1,029,849.51 × 424,012.81
  4. Step 4: Simplify right side
    746,247.82x = 436,669,384,612.22
  5. Step 5: Solve for x
    x = 436,669,384,612.22/746,247.82
  6. Step 6: Final answer
    x = 585,153.31

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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.