Home / 314,485.14-471,333.89-247,661.36

Finding the Fourth Proportional to 314,485.14, 471,333.89 and 247,661.36

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Solution

The fourth proportional to 314,485.14, 471,333.89 and 247,661.36 is: 371,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,485.14 : 471,333.89 = 247,661.36 : x
  2. Step 2: Convert to fraction form
    314,485.14/471,333.89 = 247,661.36/x
  3. Step 3: Cross multiply
    314,485.14x = 471,333.89 × 247,661.36
  4. Step 4: Simplify right side
    314,485.14x = 116,731,190,473.97
  5. Step 5: Solve for x
    x = 116,731,190,473.97/314,485.14
  6. Step 6: Final answer
    x = 371,181.90

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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.