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Finding the Fourth Proportional to 546,912.57, 754,739.49 and 301,897.47

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Solution

The fourth proportional to 546,912.57, 754,739.49 and 301,897.47 is: 416,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,912.57 : 754,739.49 = 301,897.47 : x
  2. Step 2: Convert to fraction form
    546,912.57/754,739.49 = 301,897.47/x
  3. Step 3: Cross multiply
    546,912.57x = 754,739.49 × 301,897.47
  4. Step 4: Simplify right side
    546,912.57x = 227,853,945,370.36
  5. Step 5: Solve for x
    x = 227,853,945,370.36/546,912.57
  6. Step 6: Final answer
    x = 416,618.60

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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.