Home / 377,890.40-566,835.60-259,925.60

Finding the Fourth Proportional to 377,890.40, 566,835.60 and 259,925.60

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Solution

The fourth proportional to 377,890.40, 566,835.60 and 259,925.60 is: 389,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,890.40 : 566,835.60 = 259,925.60 : x
  2. Step 2: Convert to fraction form
    377,890.40/566,835.60 = 259,925.60/x
  3. Step 3: Cross multiply
    377,890.40x = 566,835.60 × 259,925.60
  4. Step 4: Simplify right side
    377,890.40x = 147,335,083,431.36
  5. Step 5: Solve for x
    x = 147,335,083,431.36/377,890.40
  6. Step 6: Final answer
    x = 389,888.40

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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.