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Finding the Fourth Proportional to 477,598.09, 659,064.58 and 262,724.53

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Solution

The fourth proportional to 477,598.09, 659,064.58 and 262,724.53 is: 362,548.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,598.09 : 659,064.58 = 262,724.53 : x
  2. Step 2: Convert to fraction form
    477,598.09/659,064.58 = 262,724.53/x
  3. Step 3: Cross multiply
    477,598.09x = 659,064.58 × 262,724.53
  4. Step 4: Simplify right side
    477,598.09x = 173,152,432,020.15
  5. Step 5: Solve for x
    x = 173,152,432,020.15/477,598.09
  6. Step 6: Final answer
    x = 362,548.42

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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.