Home / 762,814.06-1,052,887.62-476,161.54

Finding the Fourth Proportional to 762,814.06, 1,052,887.62 and 476,161.54

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Solution

The fourth proportional to 762,814.06, 1,052,887.62 and 476,161.54 is: 657,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,814.06 : 1,052,887.62 = 476,161.54 : x
  2. Step 2: Convert to fraction form
    762,814.06/1,052,887.62 = 476,161.54/x
  3. Step 3: Cross multiply
    762,814.06x = 1,052,887.62 × 476,161.54
  4. Step 4: Simplify right side
    762,814.06x = 501,344,590,586.14
  5. Step 5: Solve for x
    x = 501,344,590,586.14/762,814.06
  6. Step 6: Final answer
    x = 657,230.40

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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.