Home / 568,578.08-784,632.36-313,931.04

Finding the Fourth Proportional to 568,578.08, 784,632.36 and 313,931.04

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Solution

The fourth proportional to 568,578.08, 784,632.36 and 313,931.04 is: 433,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,578.08 : 784,632.36 = 313,931.04 : x
  2. Step 2: Convert to fraction form
    568,578.08/784,632.36 = 313,931.04/x
  3. Step 3: Cross multiply
    568,578.08x = 784,632.36 × 313,931.04
  4. Step 4: Simplify right side
    568,578.08x = 246,320,452,792.45
  5. Step 5: Solve for x
    x = 246,320,452,792.45/568,578.08
  6. Step 6: Final answer
    x = 433,221.86

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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.