Home / 730,735.56-1,008,433.26-408,499.47

Finding the Fourth Proportional to 730,735.56, 1,008,433.26 and 408,499.47

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Solution

The fourth proportional to 730,735.56, 1,008,433.26 and 408,499.47 is: 563,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,735.56 : 1,008,433.26 = 408,499.47 : x
  2. Step 2: Convert to fraction form
    730,735.56/1,008,433.26 = 408,499.47/x
  3. Step 3: Cross multiply
    730,735.56x = 1,008,433.26 × 408,499.47
  4. Step 4: Simplify right side
    730,735.56x = 411,944,452,240.37
  5. Step 5: Solve for x
    x = 411,944,452,240.37/730,735.56
  6. Step 6: Final answer
    x = 563,739.44

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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.