Home / 495,124.98-742,568.43-228,629.46

Finding the Fourth Proportional to 495,124.98, 742,568.43 and 228,629.46

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Solution

The fourth proportional to 495,124.98, 742,568.43 and 228,629.46 is: 342,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,124.98 : 742,568.43 = 228,629.46 : x
  2. Step 2: Convert to fraction form
    495,124.98/742,568.43 = 228,629.46/x
  3. Step 3: Cross multiply
    495,124.98x = 742,568.43 × 228,629.46
  4. Step 4: Simplify right side
    495,124.98x = 169,773,019,163.95
  5. Step 5: Solve for x
    x = 169,773,019,163.95/495,124.98
  6. Step 6: Final answer
    x = 342,889.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.