Home / 958,283.49-1,437,114.24-318,415.38

Finding the Fourth Proportional to 958,283.49, 1,437,114.24 and 318,415.38

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Solution

The fourth proportional to 958,283.49, 1,437,114.24 and 318,415.38 is: 477,519.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,283.49 : 1,437,114.24 = 318,415.38 : x
  2. Step 2: Convert to fraction form
    958,283.49/1,437,114.24 = 318,415.38/x
  3. Step 3: Cross multiply
    958,283.49x = 1,437,114.24 × 318,415.38
  4. Step 4: Simplify right side
    958,283.49x = 457,599,276,833.01
  5. Step 5: Solve for x
    x = 457,599,276,833.01/958,283.49
  6. Step 6: Final answer
    x = 477,519.73

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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.