Home / 994,746.20-1,492,119.30-329,898.20

Finding the Fourth Proportional to 994,746.20, 1,492,119.30 and 329,898.20

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Solution

The fourth proportional to 994,746.20, 1,492,119.30 and 329,898.20 is: 494,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,746.20 : 1,492,119.30 = 329,898.20 : x
  2. Step 2: Convert to fraction form
    994,746.20/1,492,119.30 = 329,898.20/x
  3. Step 3: Cross multiply
    994,746.20x = 1,492,119.30 × 329,898.20
  4. Step 4: Simplify right side
    994,746.20x = 492,247,471,255.26
  5. Step 5: Solve for x
    x = 492,247,471,255.26/994,746.20
  6. Step 6: Final answer
    x = 494,847.30

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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.