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Finding the Fourth Proportional to 1,037,168, 1,555,752 and 336,752

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Solution

The fourth proportional to 1,037,168, 1,555,752 and 336,752 is: 505,128

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,168 : 1,555,752 = 336,752 : x
  2. Step 2: Convert to fraction form
    1,037,168/1,555,752 = 336,752/x
  3. Step 3: Cross multiply
    1,037,168x = 1,555,752 × 336,752
  4. Step 4: Simplify right side
    1,037,168x = 523,902,597,504
  5. Step 5: Solve for x
    x = 523,902,597,504/1,037,168
  6. Step 6: Final answer
    x = 505,128

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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.