Home / 318,826.01-439,976.98-175,582.98

Finding the Fourth Proportional to 318,826.01, 439,976.98 and 175,582.98

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Solution

The fourth proportional to 318,826.01, 439,976.98 and 175,582.98 is: 242,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,826.01 : 439,976.98 = 175,582.98 : x
  2. Step 2: Convert to fraction form
    318,826.01/439,976.98 = 175,582.98/x
  3. Step 3: Cross multiply
    318,826.01x = 439,976.98 × 175,582.98
  4. Step 4: Simplify right side
    318,826.01x = 77,252,469,499.28
  5. Step 5: Solve for x
    x = 77,252,469,499.28/318,826.01
  6. Step 6: Final answer
    x = 242,302.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.