Home / 697,768.08-1,045,774.44-377,907.36

Finding the Fourth Proportional to 697,768.08, 1,045,774.44 and 377,907.36

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Solution

The fourth proportional to 697,768.08, 1,045,774.44 and 377,907.36 is: 566,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,768.08 : 1,045,774.44 = 377,907.36 : x
  2. Step 2: Convert to fraction form
    697,768.08/1,045,774.44 = 377,907.36/x
  3. Step 3: Cross multiply
    697,768.08x = 1,045,774.44 × 377,907.36
  4. Step 4: Simplify right side
    697,768.08x = 395,205,857,775.88
  5. Step 5: Solve for x
    x = 395,205,857,775.88/697,768.08
  6. Step 6: Final answer
    x = 566,385.69

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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.