Home / 863,977.86-1,296,156.24-264,983.94

Finding the Fourth Proportional to 863,977.86, 1,296,156.24 and 264,983.94

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Solution

The fourth proportional to 863,977.86, 1,296,156.24 and 264,983.94 is: 397,534.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,977.86 : 1,296,156.24 = 264,983.94 : x
  2. Step 2: Convert to fraction form
    863,977.86/1,296,156.24 = 264,983.94/x
  3. Step 3: Cross multiply
    863,977.86x = 1,296,156.24 × 264,983.94
  4. Step 4: Simplify right side
    863,977.86x = 343,460,587,330.79
  5. Step 5: Solve for x
    x = 343,460,587,330.79/863,977.86
  6. Step 6: Final answer
    x = 397,534.01

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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.