Home / 1,228,706.46-1,843,058.72-330,148.20

Finding the Fourth Proportional to 1,228,706.46, 1,843,058.72 and 330,148.20

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Solution

The fourth proportional to 1,228,706.46, 1,843,058.72 and 330,148.20 is: 495,222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,706.46 : 1,843,058.72 = 330,148.20 : x
  2. Step 2: Convert to fraction form
    1,228,706.46/1,843,058.72 = 330,148.20/x
  3. Step 3: Cross multiply
    1,228,706.46x = 1,843,058.72 × 330,148.20
  4. Step 4: Simplify right side
    1,228,706.46x = 608,482,517,251.56
  5. Step 5: Solve for x
    x = 608,482,517,251.56/1,228,706.46
  6. Step 6: Final answer
    x = 495,222.04

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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.