Home / 322,941.33-484,373.93-86,302.26

Finding the Fourth Proportional to 322,941.33, 484,373.93 and 86,302.26

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Solution

The fourth proportional to 322,941.33, 484,373.93 and 86,302.26 is: 129,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,941.33 : 484,373.93 = 86,302.26 : x
  2. Step 2: Convert to fraction form
    322,941.33/484,373.93 = 86,302.26/x
  3. Step 3: Cross multiply
    322,941.33x = 484,373.93 × 86,302.26
  4. Step 4: Simplify right side
    322,941.33x = 41,802,564,412.57
  5. Step 5: Solve for x
    x = 41,802,564,412.57/322,941.33
  6. Step 6: Final answer
    x = 129,443.22

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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.