Home / 851,150.90-1,277,031.23-364,628.95

Finding the Fourth Proportional to 851,150.90, 1,277,031.23 and 364,628.95

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Solution

The fourth proportional to 851,150.90, 1,277,031.23 and 364,628.95 is: 547,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,150.90 : 1,277,031.23 = 364,628.95 : x
  2. Step 2: Convert to fraction form
    851,150.90/1,277,031.23 = 364,628.95/x
  3. Step 3: Cross multiply
    851,150.90x = 1,277,031.23 × 364,628.95
  4. Step 4: Simplify right side
    851,150.90x = 465,642,556,512.11
  5. Step 5: Solve for x
    x = 465,642,556,512.11/851,150.90
  6. Step 6: Final answer
    x = 547,074.03

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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.