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Finding the Fourth Proportional to 736,209, 1,104,572.70 and 362,494.44

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Solution

The fourth proportional to 736,209, 1,104,572.70 and 362,494.44 is: 543,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,209 : 1,104,572.70 = 362,494.44 : x
  2. Step 2: Convert to fraction form
    736,209/1,104,572.70 = 362,494.44/x
  3. Step 3: Cross multiply
    736,209x = 1,104,572.70 × 362,494.44
  4. Step 4: Simplify right side
    736,209x = 400,401,462,325.79
  5. Step 5: Solve for x
    x = 400,401,462,325.79/736,209
  6. Step 6: Final answer
    x = 543,869.28

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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.