Home / 929,938.54-1,395,439.98-361,245.94

Finding the Fourth Proportional to 929,938.54, 1,395,439.98 and 361,245.94

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Solution

The fourth proportional to 929,938.54, 1,395,439.98 and 361,245.94 is: 542,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,938.54 : 1,395,439.98 = 361,245.94 : x
  2. Step 2: Convert to fraction form
    929,938.54/1,395,439.98 = 361,245.94/x
  3. Step 3: Cross multiply
    929,938.54x = 1,395,439.98 × 361,245.94
  4. Step 4: Simplify right side
    929,938.54x = 504,097,025,482.45
  5. Step 5: Solve for x
    x = 504,097,025,482.45/929,938.54
  6. Step 6: Final answer
    x = 542,075.64

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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.