Home / 926,245.20-1,389,444.60-295,141.20

Finding the Fourth Proportional to 926,245.20, 1,389,444.60 and 295,141.20

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Solution

The fourth proportional to 926,245.20, 1,389,444.60 and 295,141.20 is: 442,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,245.20 : 1,389,444.60 = 295,141.20 : x
  2. Step 2: Convert to fraction form
    926,245.20/1,389,444.60 = 295,141.20/x
  3. Step 3: Cross multiply
    926,245.20x = 1,389,444.60 × 295,141.20
  4. Step 4: Simplify right side
    926,245.20x = 410,082,346,577.52
  5. Step 5: Solve for x
    x = 410,082,346,577.52/926,245.20
  6. Step 6: Final answer
    x = 442,736.27

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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.