Home / 438,245.07-604,765.92-247,276.23

Finding the Fourth Proportional to 438,245.07, 604,765.92 and 247,276.23

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Solution

The fourth proportional to 438,245.07, 604,765.92 and 247,276.23 is: 341,234.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,245.07 : 604,765.92 = 247,276.23 : x
  2. Step 2: Convert to fraction form
    438,245.07/604,765.92 = 247,276.23/x
  3. Step 3: Cross multiply
    438,245.07x = 604,765.92 × 247,276.23
  4. Step 4: Simplify right side
    438,245.07x = 149,544,236,730.08
  5. Step 5: Solve for x
    x = 149,544,236,730.08/438,245.07
  6. Step 6: Final answer
    x = 341,234.27

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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.