Home / 381,698.20-572,547.30-224,234.20

Finding the Fourth Proportional to 381,698.20, 572,547.30 and 224,234.20

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Solution

The fourth proportional to 381,698.20, 572,547.30 and 224,234.20 is: 336,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,698.20 : 572,547.30 = 224,234.20 : x
  2. Step 2: Convert to fraction form
    381,698.20/572,547.30 = 224,234.20/x
  3. Step 3: Cross multiply
    381,698.20x = 572,547.30 × 224,234.20
  4. Step 4: Simplify right side
    381,698.20x = 128,384,685,777.66
  5. Step 5: Solve for x
    x = 128,384,685,777.66/381,698.20
  6. Step 6: Final answer
    x = 336,351.30

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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.