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Finding the Fourth Proportional to 625,804.48, 938,743.02 and 241,555.54

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Solution

The fourth proportional to 625,804.48, 938,743.02 and 241,555.54 is: 362,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,804.48 : 938,743.02 = 241,555.54 : x
  2. Step 2: Convert to fraction form
    625,804.48/938,743.02 = 241,555.54/x
  3. Step 3: Cross multiply
    625,804.48x = 938,743.02 × 241,555.54
  4. Step 4: Simplify right side
    625,804.48x = 226,758,571,215.84
  5. Step 5: Solve for x
    x = 226,758,571,215.84/625,804.48
  6. Step 6: Final answer
    x = 362,347.31

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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.