Home / 336,320.56-504,480.84-319,502.80

Finding the Fourth Proportional to 336,320.56, 504,480.84 and 319,502.80

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Solution

The fourth proportional to 336,320.56, 504,480.84 and 319,502.80 is: 479,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,320.56 : 504,480.84 = 319,502.80 : x
  2. Step 2: Convert to fraction form
    336,320.56/504,480.84 = 319,502.80/x
  3. Step 3: Cross multiply
    336,320.56x = 504,480.84 × 319,502.80
  4. Step 4: Simplify right side
    336,320.56x = 161,183,040,926.35
  5. Step 5: Solve for x
    x = 161,183,040,926.35/336,320.56
  6. Step 6: Final answer
    x = 479,254.20

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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.