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Finding the Fourth Proportional to 595,846.80, 894,115.80 and 221,907.60

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Solution

The fourth proportional to 595,846.80, 894,115.80 and 221,907.60 is: 332,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,846.80 : 894,115.80 = 221,907.60 : x
  2. Step 2: Convert to fraction form
    595,846.80/894,115.80 = 221,907.60/x
  3. Step 3: Cross multiply
    595,846.80x = 894,115.80 × 221,907.60
  4. Step 4: Simplify right side
    595,846.80x = 198,411,091,300.08
  5. Step 5: Solve for x
    x = 198,411,091,300.08/595,846.80
  6. Step 6: Final answer
    x = 332,990.11

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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.