Home / 351,308.18-484,806.47-190,163.16

Finding the Fourth Proportional to 351,308.18, 484,806.47 and 190,163.16

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Solution

The fourth proportional to 351,308.18, 484,806.47 and 190,163.16 is: 262,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,308.18 : 484,806.47 = 190,163.16 : x
  2. Step 2: Convert to fraction form
    351,308.18/484,806.47 = 190,163.16/x
  3. Step 3: Cross multiply
    351,308.18x = 484,806.47 × 190,163.16
  4. Step 4: Simplify right side
    351,308.18x = 92,192,329,372.83
  5. Step 5: Solve for x
    x = 92,192,329,372.83/351,308.18
  6. Step 6: Final answer
    x = 262,425.80

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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.