Home / 559,485.12-839,226.93-259,801.83

Finding the Fourth Proportional to 559,485.12, 839,226.93 and 259,801.83

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Solution

The fourth proportional to 559,485.12, 839,226.93 and 259,801.83 is: 389,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,485.12 : 839,226.93 = 259,801.83 : x
  2. Step 2: Convert to fraction form
    559,485.12/839,226.93 = 259,801.83/x
  3. Step 3: Cross multiply
    559,485.12x = 839,226.93 × 259,801.83
  4. Step 4: Simplify right side
    559,485.12x = 218,032,691,225.03
  5. Step 5: Solve for x
    x = 218,032,691,225.03/559,485.12
  6. Step 6: Final answer
    x = 389,702.39

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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.