Home / 734,880.62-1,101,891.90-285,075.89

Finding the Fourth Proportional to 734,880.62, 1,101,891.90 and 285,075.89

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Solution

The fourth proportional to 734,880.62, 1,101,891.90 and 285,075.89 is: 427,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,880.62 : 1,101,891.90 = 285,075.89 : x
  2. Step 2: Convert to fraction form
    734,880.62/1,101,891.90 = 285,075.89/x
  3. Step 3: Cross multiply
    734,880.62x = 1,101,891.90 × 285,075.89
  4. Step 4: Simplify right side
    734,880.62x = 314,122,807,141.45
  5. Step 5: Solve for x
    x = 314,122,807,141.45/734,880.62
  6. Step 6: Final answer
    x = 427,447.40

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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.