Home / 946,980-1,306,824.66-517,260.24

Finding the Fourth Proportional to 946,980, 1,306,824.66 and 517,260.24

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Solution

The fourth proportional to 946,980, 1,306,824.66 and 517,260.24 is: 713,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,980 : 1,306,824.66 = 517,260.24 : x
  2. Step 2: Convert to fraction form
    946,980/1,306,824.66 = 517,260.24/x
  3. Step 3: Cross multiply
    946,980x = 1,306,824.66 × 517,260.24
  4. Step 4: Simplify right side
    946,980x = 675,968,437,269.52
  5. Step 5: Solve for x
    x = 675,968,437,269.52/946,980
  6. Step 6: Final answer
    x = 713,814.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.