Home / 964,918.80-1,448,069.40-404,355.60

Finding the Fourth Proportional to 964,918.80, 1,448,069.40 and 404,355.60

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Solution

The fourth proportional to 964,918.80, 1,448,069.40 and 404,355.60 is: 606,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,918.80 : 1,448,069.40 = 404,355.60 : x
  2. Step 2: Convert to fraction form
    964,918.80/1,448,069.40 = 404,355.60/x
  3. Step 3: Cross multiply
    964,918.80x = 1,448,069.40 × 404,355.60
  4. Step 4: Simplify right side
    964,918.80x = 585,534,971,078.64
  5. Step 5: Solve for x
    x = 585,534,971,078.64/964,918.80
  6. Step 6: Final answer
    x = 606,823.05

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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.