Home / 929,756.88-1,395,307.62-330,723

Finding the Fourth Proportional to 929,756.88, 1,395,307.62 and 330,723

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Solution

The fourth proportional to 929,756.88, 1,395,307.62 and 330,723 is: 496,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,756.88 : 1,395,307.62 = 330,723 : x
  2. Step 2: Convert to fraction form
    929,756.88/1,395,307.62 = 330,723/x
  3. Step 3: Cross multiply
    929,756.88x = 1,395,307.62 × 330,723
  4. Step 4: Simplify right side
    929,756.88x = 461,460,322,009.26
  5. Step 5: Solve for x
    x = 461,460,322,009.26/929,756.88
  6. Step 6: Final answer
    x = 496,323.64

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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.