Home / 889,255.53-1,333,903.14-320,682.51

Finding the Fourth Proportional to 889,255.53, 1,333,903.14 and 320,682.51

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Solution

The fourth proportional to 889,255.53, 1,333,903.14 and 320,682.51 is: 481,030.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,255.53 : 1,333,903.14 = 320,682.51 : x
  2. Step 2: Convert to fraction form
    889,255.53/1,333,903.14 = 320,682.51/x
  3. Step 3: Cross multiply
    889,255.53x = 1,333,903.14 × 320,682.51
  4. Step 4: Simplify right side
    889,255.53x = 427,759,407,032.08
  5. Step 5: Solve for x
    x = 427,759,407,032.08/889,255.53
  6. Step 6: Final answer
    x = 481,030.92

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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.