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Finding the Fourth Proportional to 262,460.48, 362,191.37 and 147,738.87

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Solution

The fourth proportional to 262,460.48, 362,191.37 and 147,738.87 is: 203,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,460.48 : 362,191.37 = 147,738.87 : x
  2. Step 2: Convert to fraction form
    262,460.48/362,191.37 = 147,738.87/x
  3. Step 3: Cross multiply
    262,460.48x = 362,191.37 × 147,738.87
  4. Step 4: Simplify right side
    262,460.48x = 53,509,742,988.86
  5. Step 5: Solve for x
    x = 53,509,742,988.86/262,460.48
  6. Step 6: Final answer
    x = 203,877.34

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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.