Home / 746,274.21-1,029,858.75-423,984.84

Finding the Fourth Proportional to 746,274.21, 1,029,858.75 and 423,984.84

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Solution

The fourth proportional to 746,274.21, 1,029,858.75 and 423,984.84 is: 585,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,274.21 : 1,029,858.75 = 423,984.84 : x
  2. Step 2: Convert to fraction form
    746,274.21/1,029,858.75 = 423,984.84/x
  3. Step 3: Cross multiply
    746,274.21x = 1,029,858.75 × 423,984.84
  4. Step 4: Simplify right side
    746,274.21x = 436,644,497,341.35
  5. Step 5: Solve for x
    x = 436,644,497,341.35/746,274.21
  6. Step 6: Final answer
    x = 585,099.27

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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.