Home / 946,888-1,306,705.38-517,169.14

Finding the Fourth Proportional to 946,888, 1,306,705.38 and 517,169.14

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Solution

The fourth proportional to 946,888, 1,306,705.38 and 517,169.14 is: 713,693.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,888 : 1,306,705.38 = 517,169.14 : x
  2. Step 2: Convert to fraction form
    946,888/1,306,705.38 = 517,169.14/x
  3. Step 3: Cross multiply
    946,888x = 1,306,705.38 × 517,169.14
  4. Step 4: Simplify right side
    946,888x = 675,787,697,607.97
  5. Step 5: Solve for x
    x = 675,787,697,607.97/946,888
  6. Step 6: Final answer
    x = 713,693.38

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1.5x scale

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.