Home / 880,330.14-1,319,999.49-281,150.46

Finding the Fourth Proportional to 880,330.14, 1,319,999.49 and 281,150.46

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Solution

The fourth proportional to 880,330.14, 1,319,999.49 and 281,150.46 is: 421,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,330.14 : 1,319,999.49 = 281,150.46 : x
  2. Step 2: Convert to fraction form
    880,330.14/1,319,999.49 = 281,150.46/x
  3. Step 3: Cross multiply
    880,330.14x = 1,319,999.49 × 281,150.46
  4. Step 4: Simplify right side
    880,330.14x = 371,118,463,813.27
  5. Step 5: Solve for x
    x = 371,118,463,813.27/880,330.14
  6. Step 6: Final answer
    x = 421,567.37

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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.