Home / 740,250.92-1,022,457.13-535,978.44

Finding the Fourth Proportional to 740,250.92, 1,022,457.13 and 535,978.44

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Solution

The fourth proportional to 740,250.92, 1,022,457.13 and 535,978.44 is: 740,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,250.92 : 1,022,457.13 = 535,978.44 : x
  2. Step 2: Convert to fraction form
    740,250.92/1,022,457.13 = 535,978.44/x
  3. Step 3: Cross multiply
    740,250.92x = 1,022,457.13 × 535,978.44
  4. Step 4: Simplify right side
    740,250.92x = 548,014,976,164.33
  5. Step 5: Solve for x
    x = 548,014,976,164.33/740,250.92
  6. Step 6: Final answer
    x = 740,309.75

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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.