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Finding the Fourth Proportional to 452,015.36, 677,760.48 and 171,379.52

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Solution

The fourth proportional to 452,015.36, 677,760.48 and 171,379.52 is: 256,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,015.36 : 677,760.48 = 171,379.52 : x
  2. Step 2: Convert to fraction form
    452,015.36/677,760.48 = 171,379.52/x
  3. Step 3: Cross multiply
    452,015.36x = 677,760.48 × 171,379.52
  4. Step 4: Simplify right side
    452,015.36x = 116,154,265,737.37
  5. Step 5: Solve for x
    x = 116,154,265,737.37/452,015.36
  6. Step 6: Final answer
    x = 256,969.73

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1.5x scale

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.