Home / 762,110.97-1,052,009.01-571,678.35

Finding the Fourth Proportional to 762,110.97, 1,052,009.01 and 571,678.35

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Solution

The fourth proportional to 762,110.97, 1,052,009.01 and 571,678.35 is: 789,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,110.97 : 1,052,009.01 = 571,678.35 : x
  2. Step 2: Convert to fraction form
    762,110.97/1,052,009.01 = 571,678.35/x
  3. Step 3: Cross multiply
    762,110.97x = 1,052,009.01 × 571,678.35
  4. Step 4: Simplify right side
    762,110.97x = 601,410,775,021.93
  5. Step 5: Solve for x
    x = 601,410,775,021.93/762,110.97
  6. Step 6: Final answer
    x = 789,138.06

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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.