Home / 835,699.03-1,253,400.35-380,184.44

Finding the Fourth Proportional to 835,699.03, 1,253,400.35 and 380,184.44

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Solution

The fourth proportional to 835,699.03, 1,253,400.35 and 380,184.44 is: 570,209.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,699.03 : 1,253,400.35 = 380,184.44 : x
  2. Step 2: Convert to fraction form
    835,699.03/1,253,400.35 = 380,184.44/x
  3. Step 3: Cross multiply
    835,699.03x = 1,253,400.35 × 380,184.44
  4. Step 4: Simplify right side
    835,699.03x = 476,523,301,992.63
  5. Step 5: Solve for x
    x = 476,523,301,992.63/835,699.03
  6. Step 6: Final answer
    x = 570,209.23

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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.