Home / 251,075.18-377,970.14-228,729.47

Finding the Fourth Proportional to 251,075.18, 377,970.14 and 228,729.47

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Solution

The fourth proportional to 251,075.18, 377,970.14 and 228,729.47 is: 344,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,075.18 : 377,970.14 = 228,729.47 : x
  2. Step 2: Convert to fraction form
    251,075.18/377,970.14 = 228,729.47/x
  3. Step 3: Cross multiply
    251,075.18x = 377,970.14 × 228,729.47
  4. Step 4: Simplify right side
    251,075.18x = 86,452,906,764.53
  5. Step 5: Solve for x
    x = 86,452,906,764.53/251,075.18
  6. Step 6: Final answer
    x = 344,330.76

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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.