Home / 863,002.64-1,190,983.95-481,032.15

Finding the Fourth Proportional to 863,002.64, 1,190,983.95 and 481,032.15

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Solution

The fourth proportional to 863,002.64, 1,190,983.95 and 481,032.15 is: 663,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,002.64 : 1,190,983.95 = 481,032.15 : x
  2. Step 2: Convert to fraction form
    863,002.64/1,190,983.95 = 481,032.15/x
  3. Step 3: Cross multiply
    863,002.64x = 1,190,983.95 × 481,032.15
  4. Step 4: Simplify right side
    863,002.64x = 572,901,570,083.99
  5. Step 5: Solve for x
    x = 572,901,570,083.99/863,002.64
  6. Step 6: Final answer
    x = 663,846.84

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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.