Home / 969,027.20-1,453,022.40-407,427.20

Finding the Fourth Proportional to 969,027.20, 1,453,022.40 and 407,427.20

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Solution

The fourth proportional to 969,027.20, 1,453,022.40 and 407,427.20 is: 610,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,027.20 : 1,453,022.40 = 407,427.20 : x
  2. Step 2: Convert to fraction form
    969,027.20/1,453,022.40 = 407,427.20/x
  3. Step 3: Cross multiply
    969,027.20x = 1,453,022.40 × 407,427.20
  4. Step 4: Simplify right side
    969,027.20x = 592,000,847,969.28
  5. Step 5: Solve for x
    x = 592,000,847,969.28/969,027.20
  6. Step 6: Final answer
    x = 610,922.84

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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.