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Finding the Fourth Proportional to 383,615.84, 575,514.48 and 173,252.36

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Solution

The fourth proportional to 383,615.84, 575,514.48 and 173,252.36 is: 259,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,615.84 : 575,514.48 = 173,252.36 : x
  2. Step 2: Convert to fraction form
    383,615.84/575,514.48 = 173,252.36/x
  3. Step 3: Cross multiply
    383,615.84x = 575,514.48 × 173,252.36
  4. Step 4: Simplify right side
    383,615.84x = 99,709,241,874.17
  5. Step 5: Solve for x
    x = 99,709,241,874.17/383,615.84
  6. Step 6: Final answer
    x = 259,919.51

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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.