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Finding the Fourth Proportional to 477,609.95, 659,077.80 and 262,744.49

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Solution

The fourth proportional to 477,609.95, 659,077.80 and 262,744.49 is: 362,574.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,609.95 : 659,077.80 = 262,744.49 : x
  2. Step 2: Convert to fraction form
    477,609.95/659,077.80 = 262,744.49/x
  3. Step 3: Cross multiply
    477,609.95x = 659,077.80 × 262,744.49
  4. Step 4: Simplify right side
    477,609.95x = 173,169,060,431.32
  5. Step 5: Solve for x
    x = 173,169,060,431.32/477,609.95
  6. Step 6: Final answer
    x = 362,574.23

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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.