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Finding the Fourth Proportional to 477,605.74, 659,069.90 and 262,711.12

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Solution

The fourth proportional to 477,605.74, 659,069.90 and 262,711.12 is: 362,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,605.74 : 659,069.90 = 262,711.12 : x
  2. Step 2: Convert to fraction form
    477,605.74/659,069.90 = 262,711.12/x
  3. Step 3: Cross multiply
    477,605.74x = 659,069.90 × 262,711.12
  4. Step 4: Simplify right side
    477,605.74x = 173,144,991,587.29
  5. Step 5: Solve for x
    x = 173,144,991,587.29/477,605.74
  6. Step 6: Final answer
    x = 362,527.03

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1.5x scale

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.