Home / 506,127.44-698,434.26-276,680.48

Finding the Fourth Proportional to 506,127.44, 698,434.26 and 276,680.48

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Solution

The fourth proportional to 506,127.44, 698,434.26 and 276,680.48 is: 381,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,127.44 : 698,434.26 = 276,680.48 : x
  2. Step 2: Convert to fraction form
    506,127.44/698,434.26 = 276,680.48/x
  3. Step 3: Cross multiply
    506,127.44x = 698,434.26 × 276,680.48
  4. Step 4: Simplify right side
    506,127.44x = 193,243,126,305.25
  5. Step 5: Solve for x
    x = 193,243,126,305.25/506,127.44
  6. Step 6: Final answer
    x = 381,807.25

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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.