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Finding the Fourth Proportional to 474,383.67, 654,678.51 and 273,244.47

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Solution

The fourth proportional to 474,383.67, 654,678.51 and 273,244.47 is: 377,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,383.67 : 654,678.51 = 273,244.47 : x
  2. Step 2: Convert to fraction form
    474,383.67/654,678.51 = 273,244.47/x
  3. Step 3: Cross multiply
    474,383.67x = 654,678.51 × 273,244.47
  4. Step 4: Simplify right side
    474,383.67x = 178,887,282,485.34
  5. Step 5: Solve for x
    x = 178,887,282,485.34/474,383.67
  6. Step 6: Final answer
    x = 377,094.10

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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.