Home / 928,457.26-1,393,086.78-502,293.28

Finding the Fourth Proportional to 928,457.26, 1,393,086.78 and 502,293.28

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Solution

The fourth proportional to 928,457.26, 1,393,086.78 and 502,293.28 is: 753,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,457.26 : 1,393,086.78 = 502,293.28 : x
  2. Step 2: Convert to fraction form
    928,457.26/1,393,086.78 = 502,293.28/x
  3. Step 3: Cross multiply
    928,457.26x = 1,393,086.78 × 502,293.28
  4. Step 4: Simplify right side
    928,457.26x = 699,738,128,050.84
  5. Step 5: Solve for x
    x = 699,738,128,050.84/928,457.26
  6. Step 6: Final answer
    x = 753,656.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.