Home / 703,603.40-1,055,405.10-282,662.60

Finding the Fourth Proportional to 703,603.40, 1,055,405.10 and 282,662.60

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Solution

The fourth proportional to 703,603.40, 1,055,405.10 and 282,662.60 is: 423,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,603.40 : 1,055,405.10 = 282,662.60 : x
  2. Step 2: Convert to fraction form
    703,603.40/1,055,405.10 = 282,662.60/x
  3. Step 3: Cross multiply
    703,603.40x = 1,055,405.10 × 282,662.60
  4. Step 4: Simplify right side
    703,603.40x = 298,323,549,619.26
  5. Step 5: Solve for x
    x = 298,323,549,619.26/703,603.40
  6. Step 6: Final answer
    x = 423,993.90

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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.