Home / 746,221.26-1,029,788.74-423,949.04

Finding the Fourth Proportional to 746,221.26, 1,029,788.74 and 423,949.04

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Solution

The fourth proportional to 746,221.26, 1,029,788.74 and 423,949.04 is: 585,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,221.26 : 1,029,788.74 = 423,949.04 : x
  2. Step 2: Convert to fraction form
    746,221.26/1,029,788.74 = 423,949.04/x
  3. Step 3: Cross multiply
    746,221.26x = 1,029,788.74 × 423,949.04
  4. Step 4: Simplify right side
    746,221.26x = 436,577,946,968.51
  5. Step 5: Solve for x
    x = 436,577,946,968.51/746,221.26
  6. Step 6: Final answer
    x = 585,051.61

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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.