Home / 746,579.22-1,030,249.65-440,754.12

Finding the Fourth Proportional to 746,579.22, 1,030,249.65 and 440,754.12

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Solution

The fourth proportional to 746,579.22, 1,030,249.65 and 440,754.12 is: 608,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,579.22 : 1,030,249.65 = 440,754.12 : x
  2. Step 2: Convert to fraction form
    746,579.22/1,030,249.65 = 440,754.12/x
  3. Step 3: Cross multiply
    746,579.22x = 1,030,249.65 × 440,754.12
  4. Step 4: Simplify right side
    746,579.22x = 454,086,777,866.06
  5. Step 5: Solve for x
    x = 454,086,777,866.06/746,579.22
  6. Step 6: Final answer
    x = 608,223.17

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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.