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Finding the Fourth Proportional to 605,421.54, 908,274.33 and 184,697.28

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Solution

The fourth proportional to 605,421.54, 908,274.33 and 184,697.28 is: 277,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,421.54 : 908,274.33 = 184,697.28 : x
  2. Step 2: Convert to fraction form
    605,421.54/908,274.33 = 184,697.28/x
  3. Step 3: Cross multiply
    605,421.54x = 908,274.33 × 184,697.28
  4. Step 4: Simplify right side
    605,421.54x = 167,755,798,244.82
  5. Step 5: Solve for x
    x = 167,755,798,244.82/605,421.54
  6. Step 6: Final answer
    x = 277,089.25

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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.