Home / 322,946.13-484,436.21-98,289.39

Finding the Fourth Proportional to 322,946.13, 484,436.21 and 98,289.39

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Solution

The fourth proportional to 322,946.13, 484,436.21 and 98,289.39 is: 147,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,946.13 : 484,436.21 = 98,289.39 : x
  2. Step 2: Convert to fraction form
    322,946.13/484,436.21 = 98,289.39/x
  3. Step 3: Cross multiply
    322,946.13x = 484,436.21 × 98,289.39
  4. Step 4: Simplify right side
    322,946.13x = 47,614,939,083.37
  5. Step 5: Solve for x
    x = 47,614,939,083.37/322,946.13
  6. Step 6: Final answer
    x = 147,439.26

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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.