Home / 958,720.14-1,322,989.47-550,534.82

Finding the Fourth Proportional to 958,720.14, 1,322,989.47 and 550,534.82

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Solution

The fourth proportional to 958,720.14, 1,322,989.47 and 550,534.82 is: 759,712.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,720.14 : 1,322,989.47 = 550,534.82 : x
  2. Step 2: Convert to fraction form
    958,720.14/1,322,989.47 = 550,534.82/x
  3. Step 3: Cross multiply
    958,720.14x = 1,322,989.47 × 550,534.82
  4. Step 4: Simplify right side
    958,720.14x = 728,351,763,113.40
  5. Step 5: Solve for x
    x = 728,351,763,113.40/958,720.14
  6. Step 6: Final answer
    x = 759,712.59

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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.