Home / 940,155.66-1,297,436.67-558,183.42

Finding the Fourth Proportional to 940,155.66, 1,297,436.67 and 558,183.42

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Solution

The fourth proportional to 940,155.66, 1,297,436.67 and 558,183.42 is: 770,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,155.66 : 1,297,436.67 = 558,183.42 : x
  2. Step 2: Convert to fraction form
    940,155.66/1,297,436.67 = 558,183.42/x
  3. Step 3: Cross multiply
    940,155.66x = 1,297,436.67 × 558,183.42
  4. Step 4: Simplify right side
    940,155.66x = 724,207,637,694.01
  5. Step 5: Solve for x
    x = 724,207,637,694.01/940,155.66
  6. Step 6: Final answer
    x = 770,306.10

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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.