Home / 1,699,804.98-2,549,807.40-485,288.25

Finding the Fourth Proportional to 1,699,804.98, 2,549,807.40 and 485,288.25

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Solution

The fourth proportional to 1,699,804.98, 2,549,807.40 and 485,288.25 is: 727,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,804.98 : 2,549,807.40 = 485,288.25 : x
  2. Step 2: Convert to fraction form
    1,699,804.98/2,549,807.40 = 485,288.25/x
  3. Step 3: Cross multiply
    1,699,804.98x = 2,549,807.40 × 485,288.25
  4. Step 4: Simplify right side
    1,699,804.98x = 1,237,391,563,241.10
  5. Step 5: Solve for x
    x = 1,237,391,563,241.10/1,699,804.98
  6. Step 6: Final answer
    x = 727,960.90

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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.