Home / 862,531.61-1,190,301.76-475,361.00

Finding the Fourth Proportional to 862,531.61, 1,190,301.76 and 475,361.00

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Solution

The fourth proportional to 862,531.61, 1,190,301.76 and 475,361.00 is: 656,002.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,531.61 : 1,190,301.76 = 475,361.00 : x
  2. Step 2: Convert to fraction form
    862,531.61/1,190,301.76 = 475,361.00/x
  3. Step 3: Cross multiply
    862,531.61x = 1,190,301.76 × 475,361.00
  4. Step 4: Simplify right side
    862,531.61x = 565,823,042,408.31
  5. Step 5: Solve for x
    x = 565,823,042,408.31/862,531.61
  6. Step 6: Final answer
    x = 656,002.67

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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.