Home / 353,265.60-487,563.36-208,094.88

Finding the Fourth Proportional to 353,265.60, 487,563.36 and 208,094.88

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Solution

The fourth proportional to 353,265.60, 487,563.36 and 208,094.88 is: 287,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,265.60 : 487,563.36 = 208,094.88 : x
  2. Step 2: Convert to fraction form
    353,265.60/487,563.36 = 208,094.88/x
  3. Step 3: Cross multiply
    353,265.60x = 487,563.36 × 208,094.88
  4. Step 4: Simplify right side
    353,265.60x = 101,459,438,891.60
  5. Step 5: Solve for x
    x = 101,459,438,891.60/353,265.60
  6. Step 6: Final answer
    x = 287,204.41

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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.