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Finding the Fourth Proportional to 479,776.61, 662,094.53 and 264,912.61

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Solution

The fourth proportional to 479,776.61, 662,094.53 and 264,912.61 is: 365,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,776.61 : 662,094.53 = 264,912.61 : x
  2. Step 2: Convert to fraction form
    479,776.61/662,094.53 = 264,912.61/x
  3. Step 3: Cross multiply
    479,776.61x = 662,094.53 × 264,912.61
  4. Step 4: Simplify right side
    479,776.61x = 175,397,190,009.02
  5. Step 5: Solve for x
    x = 175,397,190,009.02/479,776.61
  6. Step 6: Final answer
    x = 365,580.95

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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.