Home / 837,236.64-1,255,898.40-276,314.88

Finding the Fourth Proportional to 837,236.64, 1,255,898.40 and 276,314.88

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Solution

The fourth proportional to 837,236.64, 1,255,898.40 and 276,314.88 is: 414,486.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,236.64 : 1,255,898.40 = 276,314.88 : x
  2. Step 2: Convert to fraction form
    837,236.64/1,255,898.40 = 276,314.88/x
  3. Step 3: Cross multiply
    837,236.64x = 1,255,898.40 × 276,314.88
  4. Step 4: Simplify right side
    837,236.64x = 347,023,415,688.19
  5. Step 5: Solve for x
    x = 347,023,415,688.19/837,236.64
  6. Step 6: Final answer
    x = 414,486.66

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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.