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Finding the Fourth Proportional to 632,889.45, 873,343.62 and 360,968.94

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Solution

The fourth proportional to 632,889.45, 873,343.62 and 360,968.94 is: 498,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,889.45 : 873,343.62 = 360,968.94 : x
  2. Step 2: Convert to fraction form
    632,889.45/873,343.62 = 360,968.94/x
  3. Step 3: Cross multiply
    632,889.45x = 873,343.62 × 360,968.94
  4. Step 4: Simplify right side
    632,889.45x = 315,249,920,767.16
  5. Step 5: Solve for x
    x = 315,249,920,767.16/632,889.45
  6. Step 6: Final answer
    x = 498,112.14

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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.