Home / 788,046.36-1,182,235.85-255,525.90

Finding the Fourth Proportional to 788,046.36, 1,182,235.85 and 255,525.90

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Solution

The fourth proportional to 788,046.36, 1,182,235.85 and 255,525.90 is: 383,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,046.36 : 1,182,235.85 = 255,525.90 : x
  2. Step 2: Convert to fraction form
    788,046.36/1,182,235.85 = 255,525.90/x
  3. Step 3: Cross multiply
    788,046.36x = 1,182,235.85 × 255,525.90
  4. Step 4: Simplify right side
    788,046.36x = 302,091,879,583.52
  5. Step 5: Solve for x
    x = 302,091,879,583.52/788,046.36
  6. Step 6: Final answer
    x = 383,342.78

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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.