Home / 465,036.12-697,619.79-149,387.22

Finding the Fourth Proportional to 465,036.12, 697,619.79 and 149,387.22

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Solution

The fourth proportional to 465,036.12, 697,619.79 and 149,387.22 is: 224,101.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,036.12 : 697,619.79 = 149,387.22 : x
  2. Step 2: Convert to fraction form
    465,036.12/697,619.79 = 149,387.22/x
  3. Step 3: Cross multiply
    465,036.12x = 697,619.79 × 149,387.22
  4. Step 4: Simplify right side
    465,036.12x = 104,215,481,045.08
  5. Step 5: Solve for x
    x = 104,215,481,045.08/465,036.12
  6. Step 6: Final answer
    x = 224,101.91

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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.