Home / 452,177.30-677,379.15-262,238.63

Finding the Fourth Proportional to 452,177.30, 677,379.15 and 262,238.63

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Solution

The fourth proportional to 452,177.30, 677,379.15 and 262,238.63 is: 392,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,177.30 : 677,379.15 = 262,238.63 : x
  2. Step 2: Convert to fraction form
    452,177.30/677,379.15 = 262,238.63/x
  3. Step 3: Cross multiply
    452,177.30x = 677,379.15 × 262,238.63
  4. Step 4: Simplify right side
    452,177.30x = 177,634,975,588.48
  5. Step 5: Solve for x
    x = 177,634,975,588.48/452,177.30
  6. Step 6: Final answer
    x = 392,843.64

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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.