Home / 851,801.18-1,277,425.35-283,029.56

Finding the Fourth Proportional to 851,801.18, 1,277,425.35 and 283,029.56

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Solution

The fourth proportional to 851,801.18, 1,277,425.35 and 283,029.56 is: 424,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,801.18 : 1,277,425.35 = 283,029.56 : x
  2. Step 2: Convert to fraction form
    851,801.18/1,277,425.35 = 283,029.56/x
  3. Step 3: Cross multiply
    851,801.18x = 1,277,425.35 × 283,029.56
  4. Step 4: Simplify right side
    851,801.18x = 361,549,133,146.56
  5. Step 5: Solve for x
    x = 361,549,133,146.56/851,801.18
  6. Step 6: Final answer
    x = 424,452.49

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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.