Home / 744,470.60-1,027,551.93-422,369.24

Finding the Fourth Proportional to 744,470.60, 1,027,551.93 and 422,369.24

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Solution

The fourth proportional to 744,470.60, 1,027,551.93 and 422,369.24 is: 582,973.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,470.60 : 1,027,551.93 = 422,369.24 : x
  2. Step 2: Convert to fraction form
    744,470.60/1,027,551.93 = 422,369.24/x
  3. Step 3: Cross multiply
    744,470.60x = 1,027,551.93 × 422,369.24
  4. Step 4: Simplify right side
    744,470.60x = 434,006,321,012.99
  5. Step 5: Solve for x
    x = 434,006,321,012.99/744,470.60
  6. Step 6: Final answer
    x = 582,973.09

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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.