Home / 744,754.01-1,027,730.27-422,457.19

Finding the Fourth Proportional to 744,754.01, 1,027,730.27 and 422,457.19

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Solution

The fourth proportional to 744,754.01, 1,027,730.27 and 422,457.19 is: 582,973.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,754.01 : 1,027,730.27 = 422,457.19 : x
  2. Step 2: Convert to fraction form
    744,754.01/1,027,730.27 = 422,457.19/x
  3. Step 3: Cross multiply
    744,754.01x = 1,027,730.27 × 422,457.19
  4. Step 4: Simplify right side
    744,754.01x = 434,172,042,299.80
  5. Step 5: Solve for x
    x = 434,172,042,299.80/744,754.01
  6. Step 6: Final answer
    x = 582,973.75

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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.