Home / 1,485,348-2,228,308.34-632,403.83

Finding the Fourth Proportional to 1,485,348, 2,228,308.34 and 632,403.83

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Solution

The fourth proportional to 1,485,348, 2,228,308.34 and 632,403.83 is: 948,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,348 : 2,228,308.34 = 632,403.83 : x
  2. Step 2: Convert to fraction form
    1,485,348/2,228,308.34 = 632,403.83/x
  3. Step 3: Cross multiply
    1,485,348x = 2,228,308.34 × 632,403.83
  4. Step 4: Simplify right side
    1,485,348x = 1,409,190,714,333.38
  5. Step 5: Solve for x
    x = 1,409,190,714,333.38/1,485,348
  6. Step 6: Final answer
    x = 948,727.65

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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.