Home / 495,009.46-742,395.27-228,513.94

Finding the Fourth Proportional to 495,009.46, 742,395.27 and 228,513.94

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Solution

The fourth proportional to 495,009.46, 742,395.27 and 228,513.94 is: 342,716.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,009.46 : 742,395.27 = 228,513.94 : x
  2. Step 2: Convert to fraction form
    495,009.46/742,395.27 = 228,513.94/x
  3. Step 3: Cross multiply
    495,009.46x = 742,395.27 × 228,513.94
  4. Step 4: Simplify right side
    495,009.46x = 169,647,671,361.98
  5. Step 5: Solve for x
    x = 169,647,671,361.98/495,009.46
  6. Step 6: Final answer
    x = 342,716.02

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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.