Home / 334,146.56-501,217.28-84,830.72

Finding the Fourth Proportional to 334,146.56, 501,217.28 and 84,830.72

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Solution

The fourth proportional to 334,146.56, 501,217.28 and 84,830.72 is: 127,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,146.56 : 501,217.28 = 84,830.72 : x
  2. Step 2: Convert to fraction form
    334,146.56/501,217.28 = 84,830.72/x
  3. Step 3: Cross multiply
    334,146.56x = 501,217.28 × 84,830.72
  4. Step 4: Simplify right side
    334,146.56x = 42,518,622,738.84
  5. Step 5: Solve for x
    x = 42,518,622,738.84/334,146.56
  6. Step 6: Final answer
    x = 127,245.43

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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.