Home / 488,085.12-673,479.90-273,234.24

Finding the Fourth Proportional to 488,085.12, 673,479.90 and 273,234.24

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Solution

The fourth proportional to 488,085.12, 673,479.90 and 273,234.24 is: 377,019.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,085.12 : 673,479.90 = 273,234.24 : x
  2. Step 2: Convert to fraction form
    488,085.12/673,479.90 = 273,234.24/x
  3. Step 3: Cross multiply
    488,085.12x = 673,479.90 × 273,234.24
  4. Step 4: Simplify right side
    488,085.12x = 184,017,768,631.78
  5. Step 5: Solve for x
    x = 184,017,768,631.78/488,085.12
  6. Step 6: Final answer
    x = 377,019.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.