Home / 788,155.62-1,182,399.58-255,635.24

Finding the Fourth Proportional to 788,155.62, 1,182,399.58 and 255,635.24

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Solution

The fourth proportional to 788,155.62, 1,182,399.58 and 255,635.24 is: 383,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,155.62 : 1,182,399.58 = 255,635.24 : x
  2. Step 2: Convert to fraction form
    788,155.62/1,182,399.58 = 255,635.24/x
  3. Step 3: Cross multiply
    788,155.62x = 1,182,399.58 × 255,635.24
  4. Step 4: Simplify right side
    788,155.62x = 302,263,000,029.80
  5. Step 5: Solve for x
    x = 302,263,000,029.80/788,155.62
  6. Step 6: Final answer
    x = 383,506.75

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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.