Home / 495,126.98-742,571.43-228,631.46

Finding the Fourth Proportional to 495,126.98, 742,571.43 and 228,631.46

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Solution

The fourth proportional to 495,126.98, 742,571.43 and 228,631.46 is: 342,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,126.98 : 742,571.43 = 228,631.46 : x
  2. Step 2: Convert to fraction form
    495,126.98/742,571.43 = 228,631.46/x
  3. Step 3: Cross multiply
    495,126.98x = 742,571.43 × 228,631.46
  4. Step 4: Simplify right side
    495,126.98x = 169,775,190,195.19
  5. Step 5: Solve for x
    x = 169,775,190,195.19/495,126.98
  6. Step 6: Final answer
    x = 342,892.22

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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.