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Finding the Fourth Proportional to 603,871.59, 833,344.52 and 345,752.50

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Solution

The fourth proportional to 603,871.59, 833,344.52 and 345,752.50 is: 477,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,871.59 : 833,344.52 = 345,752.50 : x
  2. Step 2: Convert to fraction form
    603,871.59/833,344.52 = 345,752.50/x
  3. Step 3: Cross multiply
    603,871.59x = 833,344.52 × 345,752.50
  4. Step 4: Simplify right side
    603,871.59x = 288,130,948,789.53
  5. Step 5: Solve for x
    x = 288,130,948,789.53/603,871.59
  6. Step 6: Final answer
    x = 477,139.43

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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.