Home / 888,979.86-1,226,792.13-481,081.65

Finding the Fourth Proportional to 888,979.86, 1,226,792.13 and 481,081.65

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Solution

The fourth proportional to 888,979.86, 1,226,792.13 and 481,081.65 is: 663,892.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,979.86 : 1,226,792.13 = 481,081.65 : x
  2. Step 2: Convert to fraction form
    888,979.86/1,226,792.13 = 481,081.65/x
  3. Step 3: Cross multiply
    888,979.86x = 1,226,792.13 × 481,081.65
  4. Step 4: Simplify right side
    888,979.86x = 590,187,182,107.41
  5. Step 5: Solve for x
    x = 590,187,182,107.41/888,979.86
  6. Step 6: Final answer
    x = 663,892.64

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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.