Home / 1,314,568.36-1,971,852.54-317,296.36

Finding the Fourth Proportional to 1,314,568.36, 1,971,852.54 and 317,296.36

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Solution

The fourth proportional to 1,314,568.36, 1,971,852.54 and 317,296.36 is: 475,944.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,568.36 : 1,971,852.54 = 317,296.36 : x
  2. Step 2: Convert to fraction form
    1,314,568.36/1,971,852.54 = 317,296.36/x
  3. Step 3: Cross multiply
    1,314,568.36x = 1,971,852.54 × 317,296.36
  4. Step 4: Simplify right side
    1,314,568.36x = 625,661,625,366.83
  5. Step 5: Solve for x
    x = 625,661,625,366.83/1,314,568.36
  6. Step 6: Final answer
    x = 475,944.54

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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.