Home / 730,226.36-1,095,464.09-325,565.40

Finding the Fourth Proportional to 730,226.36, 1,095,464.09 and 325,565.40

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Solution

The fourth proportional to 730,226.36, 1,095,464.09 and 325,565.40 is: 488,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,226.36 : 1,095,464.09 = 325,565.40 : x
  2. Step 2: Convert to fraction form
    730,226.36/1,095,464.09 = 325,565.40/x
  3. Step 3: Cross multiply
    730,226.36x = 1,095,464.09 × 325,565.40
  4. Step 4: Simplify right side
    730,226.36x = 356,645,203,018.66
  5. Step 5: Solve for x
    x = 356,645,203,018.66/730,226.36
  6. Step 6: Final answer
    x = 488,403.63

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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.