Home / 905,046.98-1,357,573.71-306,013.10

Finding the Fourth Proportional to 905,046.98, 1,357,573.71 and 306,013.10

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Solution

The fourth proportional to 905,046.98, 1,357,573.71 and 306,013.10 is: 459,020.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,046.98 : 1,357,573.71 = 306,013.10 : x
  2. Step 2: Convert to fraction form
    905,046.98/1,357,573.71 = 306,013.10/x
  3. Step 3: Cross multiply
    905,046.98x = 1,357,573.71 × 306,013.10
  4. Step 4: Simplify right side
    905,046.98x = 415,435,339,475.60
  5. Step 5: Solve for x
    x = 415,435,339,475.60/905,046.98
  6. Step 6: Final answer
    x = 459,020.75

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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.