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Finding the Fourth Proportional to 479,753.79, 662,047.59 and 264,889.23

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Solution

The fourth proportional to 479,753.79, 662,047.59 and 264,889.23 is: 365,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,753.79 : 662,047.59 = 264,889.23 : x
  2. Step 2: Convert to fraction form
    479,753.79/662,047.59 = 264,889.23/x
  3. Step 3: Cross multiply
    479,753.79x = 662,047.59 × 264,889.23
  4. Step 4: Simplify right side
    479,753.79x = 175,369,276,338.46
  5. Step 5: Solve for x
    x = 175,369,276,338.46/479,753.79
  6. Step 6: Final answer
    x = 365,540.16

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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.