Home / 438,245.32-604,766.27-247,276.48

Finding the Fourth Proportional to 438,245.32, 604,766.27 and 247,276.48

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Solution

The fourth proportional to 438,245.32, 604,766.27 and 247,276.48 is: 341,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,245.32 : 604,766.27 = 247,276.48 : x
  2. Step 2: Convert to fraction form
    438,245.32/604,766.27 = 247,276.48/x
  3. Step 3: Cross multiply
    438,245.32x = 604,766.27 × 247,276.48
  4. Step 4: Simplify right side
    438,245.32x = 149,544,470,208.12
  5. Step 5: Solve for x
    x = 149,544,470,208.12/438,245.32
  6. Step 6: Final answer
    x = 341,234.61

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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.