Home / 659,029.14-988,620.51-238,503.06

Finding the Fourth Proportional to 659,029.14, 988,620.51 and 238,503.06

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Solution

The fourth proportional to 659,029.14, 988,620.51 and 238,503.06 is: 357,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,029.14 : 988,620.51 = 238,503.06 : x
  2. Step 2: Convert to fraction form
    659,029.14/988,620.51 = 238,503.06/x
  3. Step 3: Cross multiply
    659,029.14x = 988,620.51 × 238,503.06
  4. Step 4: Simplify right side
    659,029.14x = 235,789,016,813.76
  5. Step 5: Solve for x
    x = 235,789,016,813.76/659,029.14
  6. Step 6: Final answer
    x = 357,782.38

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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.