Home / 314,015.18-471,974.39-207,761.54

Finding the Fourth Proportional to 314,015.18, 471,974.39 and 207,761.54

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Solution

The fourth proportional to 314,015.18, 471,974.39 and 207,761.54 is: 312,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,015.18 : 471,974.39 = 207,761.54 : x
  2. Step 2: Convert to fraction form
    314,015.18/471,974.39 = 207,761.54/x
  3. Step 3: Cross multiply
    314,015.18x = 471,974.39 × 207,761.54
  4. Step 4: Simplify right side
    314,015.18x = 98,058,125,068.15
  5. Step 5: Solve for x
    x = 98,058,125,068.15/314,015.18
  6. Step 6: Final answer
    x = 312,271.93

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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.