Home / 733,752.46-1,099,680.99-328,648.51

Finding the Fourth Proportional to 733,752.46, 1,099,680.99 and 328,648.51

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Solution

The fourth proportional to 733,752.46, 1,099,680.99 and 328,648.51 is: 492,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,752.46 : 1,099,680.99 = 328,648.51 : x
  2. Step 2: Convert to fraction form
    733,752.46/1,099,680.99 = 328,648.51/x
  3. Step 3: Cross multiply
    733,752.46x = 1,099,680.99 × 328,648.51
  4. Step 4: Simplify right side
    733,752.46x = 361,408,518,838.83
  5. Step 5: Solve for x
    x = 361,408,518,838.83/733,752.46
  6. Step 6: Final answer
    x = 492,548.29

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Double scale
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Similar ratio
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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.