Home / 475,344.64-655,730.22-322,331.08

Finding the Fourth Proportional to 475,344.64, 655,730.22 and 322,331.08

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Solution

The fourth proportional to 475,344.64, 655,730.22 and 322,331.08 is: 444,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,344.64 : 655,730.22 = 322,331.08 : x
  2. Step 2: Convert to fraction form
    475,344.64/655,730.22 = 322,331.08/x
  3. Step 3: Cross multiply
    475,344.64x = 655,730.22 × 322,331.08
  4. Step 4: Simplify right side
    475,344.64x = 211,362,230,001.24
  5. Step 5: Solve for x
    x = 211,362,230,001.24/475,344.64
  6. Step 6: Final answer
    x = 444,650.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.