Home / 571,205.03-788,245.70-313,076.35

Finding the Fourth Proportional to 571,205.03, 788,245.70 and 313,076.35

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Solution

The fourth proportional to 571,205.03, 788,245.70 and 313,076.35 is: 432,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,205.03 : 788,245.70 = 313,076.35 : x
  2. Step 2: Convert to fraction form
    571,205.03/788,245.70 = 313,076.35/x
  3. Step 3: Cross multiply
    571,205.03x = 788,245.70 × 313,076.35
  4. Step 4: Simplify right side
    571,205.03x = 246,781,086,659.20
  5. Step 5: Solve for x
    x = 246,781,086,659.20/571,205.03
  6. Step 6: Final answer
    x = 432,035.91

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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.