Home / 1,349,856.40-2,024,808.60-403,238.80

Finding the Fourth Proportional to 1,349,856.40, 2,024,808.60 and 403,238.80

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Solution

The fourth proportional to 1,349,856.40, 2,024,808.60 and 403,238.80 is: 604,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,856.40 : 2,024,808.60 = 403,238.80 : x
  2. Step 2: Convert to fraction form
    1,349,856.40/2,024,808.60 = 403,238.80/x
  3. Step 3: Cross multiply
    1,349,856.40x = 2,024,808.60 × 403,238.80
  4. Step 4: Simplify right side
    1,349,856.40x = 816,481,390,093.68
  5. Step 5: Solve for x
    x = 816,481,390,093.68/1,349,856.40
  6. Step 6: Final answer
    x = 604,865.37

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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.