Home / 899,190.30-1,347,622.74-672,774.30

Finding the Fourth Proportional to 899,190.30, 1,347,622.74 and 672,774.30

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Solution

The fourth proportional to 899,190.30, 1,347,622.74 and 672,774.30 is: 1,008,291.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,190.30 : 1,347,622.74 = 672,774.30 : x
  2. Step 2: Convert to fraction form
    899,190.30/1,347,622.74 = 672,774.30/x
  3. Step 3: Cross multiply
    899,190.30x = 1,347,622.74 × 672,774.30
  4. Step 4: Simplify right side
    899,190.30x = 906,645,945,567.58
  5. Step 5: Solve for x
    x = 906,645,945,567.58/899,190.30
  6. Step 6: Final answer
    x = 1,008,291.51

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Double scale
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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.