Home / 298,984.11-412,603.52-163,019.13

Finding the Fourth Proportional to 298,984.11, 412,603.52 and 163,019.13

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Solution

The fourth proportional to 298,984.11, 412,603.52 and 163,019.13 is: 224,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,984.11 : 412,603.52 = 163,019.13 : x
  2. Step 2: Convert to fraction form
    298,984.11/412,603.52 = 163,019.13/x
  3. Step 3: Cross multiply
    298,984.11x = 412,603.52 × 163,019.13
  4. Step 4: Simplify right side
    298,984.11x = 67,262,266,050.24
  5. Step 5: Solve for x
    x = 67,262,266,050.24/298,984.11
  6. Step 6: Final answer
    x = 224,969.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.