Home / 630,524.94-946,291.77-331,182.05

Finding the Fourth Proportional to 630,524.94, 946,291.77 and 331,182.05

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Solution

The fourth proportional to 630,524.94, 946,291.77 and 331,182.05 is: 497,037.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,524.94 : 946,291.77 = 331,182.05 : x
  2. Step 2: Convert to fraction form
    630,524.94/946,291.77 = 331,182.05/x
  3. Step 3: Cross multiply
    630,524.94x = 946,291.77 × 331,182.05
  4. Step 4: Simplify right side
    630,524.94x = 313,394,843,555.27
  5. Step 5: Solve for x
    x = 313,394,843,555.27/630,524.94
  6. Step 6: Final answer
    x = 497,037.98

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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.