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Finding the Fourth Proportional to 603,907.95, 833,411.63 and 331,996.62

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Solution

The fourth proportional to 603,907.95, 833,411.63 and 331,996.62 is: 458,165.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,907.95 : 833,411.63 = 331,996.62 : x
  2. Step 2: Convert to fraction form
    603,907.95/833,411.63 = 331,996.62/x
  3. Step 3: Cross multiply
    603,907.95x = 833,411.63 × 331,996.62
  4. Step 4: Simplify right side
    603,907.95x = 276,689,844,228.69
  5. Step 5: Solve for x
    x = 276,689,844,228.69/603,907.95
  6. Step 6: Final answer
    x = 458,165.59

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Double scale
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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.