Home / 744,469.82-1,027,090.01-438,359.07

Finding the Fourth Proportional to 744,469.82, 1,027,090.01 and 438,359.07

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Solution

The fourth proportional to 744,469.82, 1,027,090.01 and 438,359.07 is: 604,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,469.82 : 1,027,090.01 = 438,359.07 : x
  2. Step 2: Convert to fraction form
    744,469.82/1,027,090.01 = 438,359.07/x
  3. Step 3: Cross multiply
    744,469.82x = 1,027,090.01 × 438,359.07
  4. Step 4: Simplify right side
    744,469.82x = 450,234,219,398.10
  5. Step 5: Solve for x
    x = 450,234,219,398.10/744,469.82
  6. Step 6: Final answer
    x = 604,771.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.