Home / 928,890.75-1,393,570.22-264,042.75

Finding the Fourth Proportional to 928,890.75, 1,393,570.22 and 264,042.75

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Solution

The fourth proportional to 928,890.75, 1,393,570.22 and 264,042.75 is: 396,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,890.75 : 1,393,570.22 = 264,042.75 : x
  2. Step 2: Convert to fraction form
    928,890.75/1,393,570.22 = 264,042.75/x
  3. Step 3: Cross multiply
    928,890.75x = 1,393,570.22 × 264,042.75
  4. Step 4: Simplify right side
    928,890.75x = 367,962,113,206.91
  5. Step 5: Solve for x
    x = 367,962,113,206.91/928,890.75
  6. Step 6: Final answer
    x = 396,130.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.