Home / 851,030.32-1,276,662.20-377,705.20

Finding the Fourth Proportional to 851,030.32, 1,276,662.20 and 377,705.20

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Solution

The fourth proportional to 851,030.32, 1,276,662.20 and 377,705.20 is: 566,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,030.32 : 1,276,662.20 = 377,705.20 : x
  2. Step 2: Convert to fraction form
    851,030.32/1,276,662.20 = 377,705.20/x
  3. Step 3: Cross multiply
    851,030.32x = 1,276,662.20 × 377,705.20
  4. Step 4: Simplify right side
    851,030.32x = 482,201,951,583.44
  5. Step 5: Solve for x
    x = 482,201,951,583.44/851,030.32
  6. Step 6: Final answer
    x = 566,609.60

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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.