Home / 591,089.06-886,228.56-212,001.68

Finding the Fourth Proportional to 591,089.06, 886,228.56 and 212,001.68

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Solution

The fourth proportional to 591,089.06, 886,228.56 and 212,001.68 is: 317,857.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,089.06 : 886,228.56 = 212,001.68 : x
  2. Step 2: Convert to fraction form
    591,089.06/886,228.56 = 212,001.68/x
  3. Step 3: Cross multiply
    591,089.06x = 886,228.56 × 212,001.68
  4. Step 4: Simplify right side
    591,089.06x = 187,881,943,583.98
  5. Step 5: Solve for x
    x = 187,881,943,583.98/591,089.06
  6. Step 6: Final answer
    x = 317,857.25

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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.