Home / 671,837.55-1,007,750.06-272,383.37

Finding the Fourth Proportional to 671,837.55, 1,007,750.06 and 272,383.37

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Solution

The fourth proportional to 671,837.55, 1,007,750.06 and 272,383.37 is: 408,572.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,837.55 : 1,007,750.06 = 272,383.37 : x
  2. Step 2: Convert to fraction form
    671,837.55/1,007,750.06 = 272,383.37/x
  3. Step 3: Cross multiply
    671,837.55x = 1,007,750.06 × 272,383.37
  4. Step 4: Simplify right side
    671,837.55x = 274,494,357,460.50
  5. Step 5: Solve for x
    x = 274,494,357,460.50/671,837.55
  6. Step 6: Final answer
    x = 408,572.51

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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.