Home / 684,257.83-1,026,278.93-228,845.60

Finding the Fourth Proportional to 684,257.83, 1,026,278.93 and 228,845.60

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Solution

The fourth proportional to 684,257.83, 1,026,278.93 and 228,845.60 is: 343,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,257.83 : 1,026,278.93 = 228,845.60 : x
  2. Step 2: Convert to fraction form
    684,257.83/1,026,278.93 = 228,845.60/x
  3. Step 3: Cross multiply
    684,257.83x = 1,026,278.93 × 228,845.60
  4. Step 4: Simplify right side
    684,257.83x = 234,859,417,503.21
  5. Step 5: Solve for x
    x = 234,859,417,503.21/684,257.83
  6. Step 6: Final answer
    x = 343,232.34

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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.