Home / 909,664.75-1,364,491.68-235,744.39

Finding the Fourth Proportional to 909,664.75, 1,364,491.68 and 235,744.39

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Solution

The fourth proportional to 909,664.75, 1,364,491.68 and 235,744.39 is: 353,615.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,664.75 : 1,364,491.68 = 235,744.39 : x
  2. Step 2: Convert to fraction form
    909,664.75/1,364,491.68 = 235,744.39/x
  3. Step 3: Cross multiply
    909,664.75x = 1,364,491.68 × 235,744.39
  4. Step 4: Simplify right side
    909,664.75x = 321,671,258,761.68
  5. Step 5: Solve for x
    x = 321,671,258,761.68/909,664.75
  6. Step 6: Final answer
    x = 353,615.17

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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.