Home / 439,763.04-606,874.16-238,559.04

Finding the Fourth Proportional to 439,763.04, 606,874.16 and 238,559.04

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Solution

The fourth proportional to 439,763.04, 606,874.16 and 238,559.04 is: 329,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,763.04 : 606,874.16 = 238,559.04 : x
  2. Step 2: Convert to fraction form
    439,763.04/606,874.16 = 238,559.04/x
  3. Step 3: Cross multiply
    439,763.04x = 606,874.16 × 238,559.04
  4. Step 4: Simplify right side
    439,763.04x = 144,775,315,817.61
  5. Step 5: Solve for x
    x = 144,775,315,817.61/439,763.04
  6. Step 6: Final answer
    x = 329,212.10

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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.