Home / 943,907.40-1,415,796.30-304,201.80

Finding the Fourth Proportional to 943,907.40, 1,415,796.30 and 304,201.80

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Solution

The fourth proportional to 943,907.40, 1,415,796.30 and 304,201.80 is: 456,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,907.40 : 1,415,796.30 = 304,201.80 : x
  2. Step 2: Convert to fraction form
    943,907.40/1,415,796.30 = 304,201.80/x
  3. Step 3: Cross multiply
    943,907.40x = 1,415,796.30 × 304,201.80
  4. Step 4: Simplify right side
    943,907.40x = 430,687,782,893.34
  5. Step 5: Solve for x
    x = 430,687,782,893.34/943,907.40
  6. Step 6: Final answer
    x = 456,281.82

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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.