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Finding the Fourth Proportional to 736,134, 1,104,460.20 and 362,419.44

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Solution

The fourth proportional to 736,134, 1,104,460.20 and 362,419.44 is: 543,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,134 : 1,104,460.20 = 362,419.44 : x
  2. Step 2: Convert to fraction form
    736,134/1,104,460.20 = 362,419.44/x
  3. Step 3: Cross multiply
    736,134x = 1,104,460.20 × 362,419.44
  4. Step 4: Simplify right side
    736,134x = 400,277,847,186.29
  5. Step 5: Solve for x
    x = 400,277,847,186.29/736,134
  6. Step 6: Final answer
    x = 543,756.77

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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.