Home / 730,912.64-1,008,970.40-444,524.64

Finding the Fourth Proportional to 730,912.64, 1,008,970.40 and 444,524.64

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Solution

The fourth proportional to 730,912.64, 1,008,970.40 and 444,524.64 is: 613,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,912.64 : 1,008,970.40 = 444,524.64 : x
  2. Step 2: Convert to fraction form
    730,912.64/1,008,970.40 = 444,524.64/x
  3. Step 3: Cross multiply
    730,912.64x = 1,008,970.40 × 444,524.64
  4. Step 4: Simplify right side
    730,912.64x = 448,512,203,830.66
  5. Step 5: Solve for x
    x = 448,512,203,830.66/730,912.64
  6. Step 6: Final answer
    x = 613,633.12

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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.