Home / 535,620.26-803,435.10-136,261.45

Finding the Fourth Proportional to 535,620.26, 803,435.10 and 136,261.45

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Solution

The fourth proportional to 535,620.26, 803,435.10 and 136,261.45 is: 204,393.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,620.26 : 803,435.10 = 136,261.45 : x
  2. Step 2: Convert to fraction form
    535,620.26/803,435.10 = 136,261.45/x
  3. Step 3: Cross multiply
    535,620.26x = 803,435.10 × 136,261.45
  4. Step 4: Simplify right side
    535,620.26x = 109,477,231,706.90
  5. Step 5: Solve for x
    x = 109,477,231,706.90/535,620.26
  6. Step 6: Final answer
    x = 204,393.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.