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Finding the Fourth Proportional to 501,426.41, 751,432.41 and 276,887.93

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Solution

The fourth proportional to 501,426.41, 751,432.41 and 276,887.93 is: 414,941.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,426.41 : 751,432.41 = 276,887.93 : x
  2. Step 2: Convert to fraction form
    501,426.41/751,432.41 = 276,887.93/x
  3. Step 3: Cross multiply
    501,426.41x = 751,432.41 × 276,887.93
  4. Step 4: Simplify right side
    501,426.41x = 208,062,560,782.65
  5. Step 5: Solve for x
    x = 208,062,560,782.65/501,426.41
  6. Step 6: Final answer
    x = 414,941.37

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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.