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Finding the Fourth Proportional to 603,890.99, 833,379.92 and 331,970.34

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Solution

The fourth proportional to 603,890.99, 833,379.92 and 331,970.34 is: 458,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,890.99 : 833,379.92 = 331,970.34 : x
  2. Step 2: Convert to fraction form
    603,890.99/833,379.92 = 331,970.34/x
  3. Step 3: Cross multiply
    603,890.99x = 833,379.92 × 331,970.34
  4. Step 4: Simplify right side
    603,890.99x = 276,657,415,815.17
  5. Step 5: Solve for x
    x = 276,657,415,815.17/603,890.99
  6. Step 6: Final answer
    x = 458,124.76

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1.5x scale

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.