Home / 973,138.28-1,342,971.56-559,675.33

Finding the Fourth Proportional to 973,138.28, 1,342,971.56 and 559,675.33

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Solution

The fourth proportional to 973,138.28, 1,342,971.56 and 559,675.33 is: 772,375.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,138.28 : 1,342,971.56 = 559,675.33 : x
  2. Step 2: Convert to fraction form
    973,138.28/1,342,971.56 = 559,675.33/x
  3. Step 3: Cross multiply
    973,138.28x = 1,342,971.56 × 559,675.33
  4. Step 4: Simplify right side
    973,138.28x = 751,628,049,065.37
  5. Step 5: Solve for x
    x = 751,628,049,065.37/973,138.28
  6. Step 6: Final answer
    x = 772,375.38

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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.