Home / 559,914.18-839,477.48-260,076.42

Finding the Fourth Proportional to 559,914.18, 839,477.48 and 260,076.42

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Solution

The fourth proportional to 559,914.18, 839,477.48 and 260,076.42 is: 389,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,914.18 : 839,477.48 = 260,076.42 : x
  2. Step 2: Convert to fraction form
    559,914.18/839,477.48 = 260,076.42/x
  3. Step 3: Cross multiply
    559,914.18x = 839,477.48 × 260,076.42
  4. Step 4: Simplify right side
    559,914.18x = 218,328,294,890.32
  5. Step 5: Solve for x
    x = 218,328,294,890.32/559,914.18
  6. Step 6: Final answer
    x = 389,931.72

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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.