Home / 670,900.82-1,006,238.24-191,094.89

Finding the Fourth Proportional to 670,900.82, 1,006,238.24 and 191,094.89

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Solution

The fourth proportional to 670,900.82, 1,006,238.24 and 191,094.89 is: 286,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,900.82 : 1,006,238.24 = 191,094.89 : x
  2. Step 2: Convert to fraction form
    670,900.82/1,006,238.24 = 191,094.89/x
  3. Step 3: Cross multiply
    670,900.82x = 1,006,238.24 × 191,094.89
  4. Step 4: Simplify right side
    670,900.82x = 192,286,987,346.72
  5. Step 5: Solve for x
    x = 192,286,987,346.72/670,900.82
  6. Step 6: Final answer
    x = 286,610.15

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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.