Home / 472,559.45-651,941.50-273,517.72

Finding the Fourth Proportional to 472,559.45, 651,941.50 and 273,517.72

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Solution

The fourth proportional to 472,559.45, 651,941.50 and 273,517.72 is: 377,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,559.45 : 651,941.50 = 273,517.72 : x
  2. Step 2: Convert to fraction form
    472,559.45/651,941.50 = 273,517.72/x
  3. Step 3: Cross multiply
    472,559.45x = 651,941.50 × 273,517.72
  4. Step 4: Simplify right side
    472,559.45x = 178,317,554,519.75
  5. Step 5: Solve for x
    x = 178,317,554,519.75/472,559.45
  6. Step 6: Final answer
    x = 377,344.17

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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.