Home / 495,057.87-742,746.73-228,992.92

Finding the Fourth Proportional to 495,057.87, 742,746.73 and 228,992.92

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Solution

The fourth proportional to 495,057.87, 742,746.73 and 228,992.92 is: 343,563.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,057.87 : 742,746.73 = 228,992.92 : x
  2. Step 2: Convert to fraction form
    495,057.87/742,746.73 = 228,992.92/x
  3. Step 3: Cross multiply
    495,057.87x = 742,746.73 × 228,992.92
  4. Step 4: Simplify right side
    495,057.87x = 170,083,740,093.80
  5. Step 5: Solve for x
    x = 170,083,740,093.80/495,057.87
  6. Step 6: Final answer
    x = 343,563.35

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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.