Home / 477,629.63-659,127.90-262,769.18

Finding the Fourth Proportional to 477,629.63, 659,127.90 and 262,769.18

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Solution

The fourth proportional to 477,629.63, 659,127.90 and 262,769.18 is: 362,620.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,629.63 : 659,127.90 = 262,769.18 : x
  2. Step 2: Convert to fraction form
    477,629.63/659,127.90 = 262,769.18/x
  3. Step 3: Cross multiply
    477,629.63x = 659,127.90 × 262,769.18
  4. Step 4: Simplify right side
    477,629.63x = 173,198,497,798.12
  5. Step 5: Solve for x
    x = 173,198,497,798.12/477,629.63
  6. Step 6: Final answer
    x = 362,620.92

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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.