Home / 380,333.22-524,867.90-208,258.44

Finding the Fourth Proportional to 380,333.22, 524,867.90 and 208,258.44

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Solution

The fourth proportional to 380,333.22, 524,867.90 and 208,258.44 is: 287,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,333.22 : 524,867.90 = 208,258.44 : x
  2. Step 2: Convert to fraction form
    380,333.22/524,867.90 = 208,258.44/x
  3. Step 3: Cross multiply
    380,333.22x = 524,867.90 × 208,258.44
  4. Step 4: Simplify right side
    380,333.22x = 109,308,169,018.78
  5. Step 5: Solve for x
    x = 109,308,169,018.78/380,333.22
  6. Step 6: Final answer
    x = 287,401.06

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1.5x scale

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.