Home / 762,863.06-1,052,800.34-423,331.31

Finding the Fourth Proportional to 762,863.06, 1,052,800.34 and 423,331.31

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Solution

The fourth proportional to 762,863.06, 1,052,800.34 and 423,331.31 is: 584,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,863.06 : 1,052,800.34 = 423,331.31 : x
  2. Step 2: Convert to fraction form
    762,863.06/1,052,800.34 = 423,331.31/x
  3. Step 3: Cross multiply
    762,863.06x = 1,052,800.34 × 423,331.31
  4. Step 4: Simplify right side
    762,863.06x = 445,683,347,615.99
  5. Step 5: Solve for x
    x = 445,683,347,615.99/762,863.06
  6. Step 6: Final answer
    x = 584,224.57

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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.