Home / 787,566.15-1,181,537.46-255,087.81

Finding the Fourth Proportional to 787,566.15, 1,181,537.46 and 255,087.81

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Solution

The fourth proportional to 787,566.15, 1,181,537.46 and 255,087.81 is: 382,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,566.15 : 1,181,537.46 = 255,087.81 : x
  2. Step 2: Convert to fraction form
    787,566.15/1,181,537.46 = 255,087.81/x
  3. Step 3: Cross multiply
    787,566.15x = 1,181,537.46 × 255,087.81
  4. Step 4: Simplify right side
    787,566.15x = 301,395,803,104.36
  5. Step 5: Solve for x
    x = 301,395,803,104.36/787,566.15
  6. Step 6: Final answer
    x = 382,692.68

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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.