Home / 903,163.84-1,354,745.94-272,077.72

Finding the Fourth Proportional to 903,163.84, 1,354,745.94 and 272,077.72

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Solution

The fourth proportional to 903,163.84, 1,354,745.94 and 272,077.72 is: 408,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,163.84 : 1,354,745.94 = 272,077.72 : x
  2. Step 2: Convert to fraction form
    903,163.84/1,354,745.94 = 272,077.72/x
  3. Step 3: Cross multiply
    903,163.84x = 1,354,745.94 × 272,077.72
  4. Step 4: Simplify right side
    903,163.84x = 368,596,186,534.46
  5. Step 5: Solve for x
    x = 368,596,186,534.46/903,163.84
  6. Step 6: Final answer
    x = 408,116.63

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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.