Home / 827,487.67-1,241,138.56-228,533.98

Finding the Fourth Proportional to 827,487.67, 1,241,138.56 and 228,533.98

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Solution

The fourth proportional to 827,487.67, 1,241,138.56 and 228,533.98 is: 342,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,487.67 : 1,241,138.56 = 228,533.98 : x
  2. Step 2: Convert to fraction form
    827,487.67/1,241,138.56 = 228,533.98/x
  3. Step 3: Cross multiply
    827,487.67x = 1,241,138.56 × 228,533.98
  4. Step 4: Simplify right side
    827,487.67x = 283,642,334,848.27
  5. Step 5: Solve for x
    x = 283,642,334,848.27/827,487.67
  6. Step 6: Final answer
    x = 342,775.30

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1.5x scale

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.