Home / 1,055,644.67-1,583,444.85-256,930.67

Finding the Fourth Proportional to 1,055,644.67, 1,583,444.85 and 256,930.67

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Solution

The fourth proportional to 1,055,644.67, 1,583,444.85 and 256,930.67 is: 385,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,644.67 : 1,583,444.85 = 256,930.67 : x
  2. Step 2: Convert to fraction form
    1,055,644.67/1,583,444.85 = 256,930.67/x
  3. Step 3: Cross multiply
    1,055,644.67x = 1,583,444.85 × 256,930.67
  4. Step 4: Simplify right side
    1,055,644.67x = 406,835,538,301.33
  5. Step 5: Solve for x
    x = 406,835,538,301.33/1,055,644.67
  6. Step 6: Final answer
    x = 385,390.61

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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.