Home / 585,919.20-808,590.26-331,255.20

Finding the Fourth Proportional to 585,919.20, 808,590.26 and 331,255.20

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Solution

The fourth proportional to 585,919.20, 808,590.26 and 331,255.20 is: 457,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,919.20 : 808,590.26 = 331,255.20 : x
  2. Step 2: Convert to fraction form
    585,919.20/808,590.26 = 331,255.20/x
  3. Step 3: Cross multiply
    585,919.20x = 808,590.26 × 331,255.20
  4. Step 4: Simplify right side
    585,919.20x = 267,849,728,294.35
  5. Step 5: Solve for x
    x = 267,849,728,294.35/585,919.20
  6. Step 6: Final answer
    x = 457,144.48

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1.5x scale

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.