Home / 383,948.90-575,664.15-204,064.10

Finding the Fourth Proportional to 383,948.90, 575,664.15 and 204,064.10

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Solution

The fourth proportional to 383,948.90, 575,664.15 and 204,064.10 is: 305,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,948.90 : 575,664.15 = 204,064.10 : x
  2. Step 2: Convert to fraction form
    383,948.90/575,664.15 = 204,064.10/x
  3. Step 3: Cross multiply
    383,948.90x = 575,664.15 × 204,064.10
  4. Step 4: Simplify right side
    383,948.90x = 117,472,386,672.02
  5. Step 5: Solve for x
    x = 117,472,386,672.02/383,948.90
  6. Step 6: Final answer
    x = 305,958.39

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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.