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Finding the Fourth Proportional to 603,756.55, 833,166.39 and 345,624.94

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Solution

The fourth proportional to 603,756.55, 833,166.39 and 345,624.94 is: 476,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,756.55 : 833,166.39 = 345,624.94 : x
  2. Step 2: Convert to fraction form
    603,756.55/833,166.39 = 345,624.94/x
  3. Step 3: Cross multiply
    603,756.55x = 833,166.39 × 345,624.94
  4. Step 4: Simplify right side
    603,756.55x = 287,963,083,553.77
  5. Step 5: Solve for x
    x = 287,963,083,553.77/603,756.55
  6. Step 6: Final answer
    x = 476,952.31

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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.