Home / 744,725.26-1,027,722.90-405,193.51

Finding the Fourth Proportional to 744,725.26, 1,027,722.90 and 405,193.51

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Solution

The fourth proportional to 744,725.26, 1,027,722.90 and 405,193.51 is: 559,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,725.26 : 1,027,722.90 = 405,193.51 : x
  2. Step 2: Convert to fraction form
    744,725.26/1,027,722.90 = 405,193.51/x
  3. Step 3: Cross multiply
    744,725.26x = 1,027,722.90 × 405,193.51
  4. Step 4: Simplify right side
    744,725.26x = 416,426,649,158.38
  5. Step 5: Solve for x
    x = 416,426,649,158.38/744,725.26
  6. Step 6: Final answer
    x = 559,168.15

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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.