Home / 724,636.10-1,084,880.55-444,700.10

Finding the Fourth Proportional to 724,636.10, 1,084,880.55 and 444,700.10

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Solution

The fourth proportional to 724,636.10, 1,084,880.55 and 444,700.10 is: 665,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,636.10 : 1,084,880.55 = 444,700.10 : x
  2. Step 2: Convert to fraction form
    724,636.10/1,084,880.55 = 444,700.10/x
  3. Step 3: Cross multiply
    724,636.10x = 1,084,880.55 × 444,700.10
  4. Step 4: Simplify right side
    724,636.10x = 482,446,489,073.06
  5. Step 5: Solve for x
    x = 482,446,489,073.06/724,636.10
  6. Step 6: Final answer
    x = 665,777.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.