Home / 251,075.30-377,970.33-228,729.59

Finding the Fourth Proportional to 251,075.30, 377,970.33 and 228,729.59

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Solution

The fourth proportional to 251,075.30, 377,970.33 and 228,729.59 is: 344,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,075.30 : 377,970.33 = 228,729.59 : x
  2. Step 2: Convert to fraction form
    251,075.30/377,970.33 = 228,729.59/x
  3. Step 3: Cross multiply
    251,075.30x = 377,970.33 × 228,729.59
  4. Step 4: Simplify right side
    251,075.30x = 86,452,996,723.21
  5. Step 5: Solve for x
    x = 86,452,996,723.21/251,075.30
  6. Step 6: Final answer
    x = 344,330.96

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.