Home / 889,998.26-1,228,203.50-482,100.10

Finding the Fourth Proportional to 889,998.26, 1,228,203.50 and 482,100.10

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Solution

The fourth proportional to 889,998.26, 1,228,203.50 and 482,100.10 is: 665,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,998.26 : 1,228,203.50 = 482,100.10 : x
  2. Step 2: Convert to fraction form
    889,998.26/1,228,203.50 = 482,100.10/x
  3. Step 3: Cross multiply
    889,998.26x = 1,228,203.50 × 482,100.10
  4. Step 4: Simplify right side
    889,998.26x = 592,117,030,170.35
  5. Step 5: Solve for x
    x = 592,117,030,170.35/889,998.26
  6. Step 6: Final answer
    x = 665,301.33

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Double scale
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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.