Home / 835,700.03-1,253,401.84-380,185.44

Finding the Fourth Proportional to 835,700.03, 1,253,401.84 and 380,185.44

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Solution

The fourth proportional to 835,700.03, 1,253,401.84 and 380,185.44 is: 570,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,700.03 : 1,253,401.84 = 380,185.44 : x
  2. Step 2: Convert to fraction form
    835,700.03/1,253,401.84 = 380,185.44/x
  3. Step 3: Cross multiply
    835,700.03x = 1,253,401.84 × 380,185.44
  4. Step 4: Simplify right side
    835,700.03x = 476,525,130,037.21
  5. Step 5: Solve for x
    x = 476,525,130,037.21/835,700.03
  6. Step 6: Final answer
    x = 570,210.74

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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.