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Finding the Fourth Proportional to 329,733.60, 494,600.40 and 310,050.60

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Solution

The fourth proportional to 329,733.60, 494,600.40 and 310,050.60 is: 465,075.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,733.60 : 494,600.40 = 310,050.60 : x
  2. Step 2: Convert to fraction form
    329,733.60/494,600.40 = 310,050.60/x
  3. Step 3: Cross multiply
    329,733.60x = 494,600.40 × 310,050.60
  4. Step 4: Simplify right side
    329,733.60x = 153,351,150,780.24
  5. Step 5: Solve for x
    x = 153,351,150,780.24/329,733.60
  6. Step 6: Final answer
    x = 465,075.90

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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.