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Finding the Fourth Proportional to 324,384.36, 486,523.71 and 113,973.18

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Solution

The fourth proportional to 324,384.36, 486,523.71 and 113,973.18 is: 170,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,384.36 : 486,523.71 = 113,973.18 : x
  2. Step 2: Convert to fraction form
    324,384.36/486,523.71 = 113,973.18/x
  3. Step 3: Cross multiply
    324,384.36x = 486,523.71 × 113,973.18
  4. Step 4: Simplify right side
    324,384.36x = 55,450,654,374.10
  5. Step 5: Solve for x
    x = 55,450,654,374.10/324,384.36
  6. Step 6: Final answer
    x = 170,941.21

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1.5x scale

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.