Home / 994,928.20-1,492,392.30-330,080.20

Finding the Fourth Proportional to 994,928.20, 1,492,392.30 and 330,080.20

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Solution

The fourth proportional to 994,928.20, 1,492,392.30 and 330,080.20 is: 495,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,928.20 : 1,492,392.30 = 330,080.20 : x
  2. Step 2: Convert to fraction form
    994,928.20/1,492,392.30 = 330,080.20/x
  3. Step 3: Cross multiply
    994,928.20x = 1,492,392.30 × 330,080.20
  4. Step 4: Simplify right side
    994,928.20x = 492,609,148,862.46
  5. Step 5: Solve for x
    x = 492,609,148,862.46/994,928.20
  6. Step 6: Final answer
    x = 495,120.30

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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.