Home / 899,495.08-1,349,043.88-259,659.76

Finding the Fourth Proportional to 899,495.08, 1,349,043.88 and 259,659.76

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Solution

The fourth proportional to 899,495.08, 1,349,043.88 and 259,659.76 is: 389,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,495.08 : 1,349,043.88 = 259,659.76 : x
  2. Step 2: Convert to fraction form
    899,495.08/1,349,043.88 = 259,659.76/x
  3. Step 3: Cross multiply
    899,495.08x = 1,349,043.88 × 259,659.76
  4. Step 4: Simplify right side
    899,495.08x = 350,292,410,110.27
  5. Step 5: Solve for x
    x = 350,292,410,110.27/899,495.08
  6. Step 6: Final answer
    x = 389,432.27

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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.