Home / 875,998.91-1,208,844.53-488,794.20

Finding the Fourth Proportional to 875,998.91, 1,208,844.53 and 488,794.20

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Solution

The fourth proportional to 875,998.91, 1,208,844.53 and 488,794.20 is: 674,517.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,998.91 : 1,208,844.53 = 488,794.20 : x
  2. Step 2: Convert to fraction form
    875,998.91/1,208,844.53 = 488,794.20/x
  3. Step 3: Cross multiply
    875,998.91x = 1,208,844.53 × 488,794.20
  4. Step 4: Simplify right side
    875,998.91x = 590,876,192,521.76
  5. Step 5: Solve for x
    x = 590,876,192,521.76/875,998.91
  6. Step 6: Final answer
    x = 674,517.04

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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.