Home / 1,255,279.34-1,882,902.60-308,658.26

Finding the Fourth Proportional to 1,255,279.34, 1,882,902.60 and 308,658.26

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Solution

The fourth proportional to 1,255,279.34, 1,882,902.60 and 308,658.26 is: 462,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,279.34 : 1,882,902.60 = 308,658.26 : x
  2. Step 2: Convert to fraction form
    1,255,279.34/1,882,902.60 = 308,658.26/x
  3. Step 3: Cross multiply
    1,255,279.34x = 1,882,902.60 × 308,658.26
  4. Step 4: Simplify right side
    1,255,279.34x = 581,173,430,850.96
  5. Step 5: Solve for x
    x = 581,173,430,850.96/1,255,279.34
  6. Step 6: Final answer
    x = 462,983.35

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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.