Home / 336,939.46-502,343.86-299,074.30

Finding the Fourth Proportional to 336,939.46, 502,343.86 and 299,074.30

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Solution

The fourth proportional to 336,939.46, 502,343.86 and 299,074.30 is: 445,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,939.46 : 502,343.86 = 299,074.30 : x
  2. Step 2: Convert to fraction form
    336,939.46/502,343.86 = 299,074.30/x
  3. Step 3: Cross multiply
    336,939.46x = 502,343.86 × 299,074.30
  4. Step 4: Simplify right side
    336,939.46x = 150,238,138,288.80
  5. Step 5: Solve for x
    x = 150,238,138,288.80/336,939.46
  6. Step 6: Final answer
    x = 445,890.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.