Home / 958,446.88-1,437,482.40-318,650.56

Finding the Fourth Proportional to 958,446.88, 1,437,482.40 and 318,650.56

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Solution

The fourth proportional to 958,446.88, 1,437,482.40 and 318,650.56 is: 477,913.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,446.88 : 1,437,482.40 = 318,650.56 : x
  2. Step 2: Convert to fraction form
    958,446.88/1,437,482.40 = 318,650.56/x
  3. Step 3: Cross multiply
    958,446.88x = 1,437,482.40 × 318,650.56
  4. Step 4: Simplify right side
    958,446.88x = 458,054,571,750.14
  5. Step 5: Solve for x
    x = 458,054,571,750.14/958,446.88
  6. Step 6: Final answer
    x = 477,913.36

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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.