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Finding the Fourth Proportional to 479,777.94, 662,094.54 and 264,918.42

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Solution

The fourth proportional to 479,777.94, 662,094.54 and 264,918.42 is: 365,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,777.94 : 662,094.54 = 264,918.42 : x
  2. Step 2: Convert to fraction form
    479,777.94/662,094.54 = 264,918.42/x
  3. Step 3: Cross multiply
    479,777.94x = 662,094.54 × 264,918.42
  4. Step 4: Simplify right side
    479,777.94x = 175,401,039,427.43
  5. Step 5: Solve for x
    x = 175,401,039,427.43/479,777.94
  6. Step 6: Final answer
    x = 365,587.96

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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.