Home / 852,931.28-1,177,093.22-465,782.74

Finding the Fourth Proportional to 852,931.28, 1,177,093.22 and 465,782.74

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Solution

The fourth proportional to 852,931.28, 1,177,093.22 and 465,782.74 is: 642,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,931.28 : 1,177,093.22 = 465,782.74 : x
  2. Step 2: Convert to fraction form
    852,931.28/1,177,093.22 = 465,782.74/x
  3. Step 3: Cross multiply
    852,931.28x = 1,177,093.22 × 465,782.74
  4. Step 4: Simplify right side
    852,931.28x = 548,269,699,975.38
  5. Step 5: Solve for x
    x = 548,269,699,975.38/852,931.28
  6. Step 6: Final answer
    x = 642,806.42

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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.