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Finding the Fourth Proportional to 324,160.16, 446,925.15 and 265,801.91

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Solution

The fourth proportional to 324,160.16, 446,925.15 and 265,801.91 is: 366,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,160.16 : 446,925.15 = 265,801.91 : x
  2. Step 2: Convert to fraction form
    324,160.16/446,925.15 = 265,801.91/x
  3. Step 3: Cross multiply
    324,160.16x = 446,925.15 × 265,801.91
  4. Step 4: Simplify right side
    324,160.16x = 118,793,556,262.41
  5. Step 5: Solve for x
    x = 118,793,556,262.41/324,160.16
  6. Step 6: Final answer
    x = 366,465.63

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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.