Home / 324,150.90-446,792.83-216,681.72

Finding the Fourth Proportional to 324,150.90, 446,792.83 and 216,681.72

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Solution

The fourth proportional to 324,150.90, 446,792.83 and 216,681.72 is: 298,662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,150.90 : 446,792.83 = 216,681.72 : x
  2. Step 2: Convert to fraction form
    324,150.90/446,792.83 = 216,681.72/x
  3. Step 3: Cross multiply
    324,150.90x = 446,792.83 × 216,681.72
  4. Step 4: Simplify right side
    324,150.90x = 96,811,838,888.07
  5. Step 5: Solve for x
    x = 96,811,838,888.07/324,150.90
  6. Step 6: Final answer
    x = 298,662.87

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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.