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Finding the Fourth Proportional to 247,098.40, 370,647.60 and 227,852.80

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Solution

The fourth proportional to 247,098.40, 370,647.60 and 227,852.80 is: 341,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,098.40 : 370,647.60 = 227,852.80 : x
  2. Step 2: Convert to fraction form
    247,098.40/370,647.60 = 227,852.80/x
  3. Step 3: Cross multiply
    247,098.40x = 370,647.60 × 227,852.80
  4. Step 4: Simplify right side
    247,098.40x = 84,453,093,473.28
  5. Step 5: Solve for x
    x = 84,453,093,473.28/247,098.40
  6. Step 6: Final answer
    x = 341,779.20

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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.