Home / 851,560.55-1,277,587.37-252,536.12

Finding the Fourth Proportional to 851,560.55, 1,277,587.37 and 252,536.12

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Solution

The fourth proportional to 851,560.55, 1,277,587.37 and 252,536.12 is: 378,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,560.55 : 1,277,587.37 = 252,536.12 : x
  2. Step 2: Convert to fraction form
    851,560.55/1,277,587.37 = 252,536.12/x
  3. Step 3: Cross multiply
    851,560.55x = 1,277,587.37 × 252,536.12
  4. Step 4: Simplify right side
    851,560.55x = 322,636,961,206.11
  5. Step 5: Solve for x
    x = 322,636,961,206.11/851,560.55
  6. Step 6: Final answer
    x = 378,877.30

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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.