Home / 286,429.15-429,076.29-196,250.26

Finding the Fourth Proportional to 286,429.15, 429,076.29 and 196,250.26

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Solution

The fourth proportional to 286,429.15, 429,076.29 and 196,250.26 is: 293,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,429.15 : 429,076.29 = 196,250.26 : x
  2. Step 2: Convert to fraction form
    286,429.15/429,076.29 = 196,250.26/x
  3. Step 3: Cross multiply
    286,429.15x = 429,076.29 × 196,250.26
  4. Step 4: Simplify right side
    286,429.15x = 84,206,331,026.03
  5. Step 5: Solve for x
    x = 84,206,331,026.03/286,429.15
  6. Step 6: Final answer
    x = 293,986.60

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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.