Home / 946,818-1,306,619.08-517,110.48

Finding the Fourth Proportional to 946,818, 1,306,619.08 and 517,110.48

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Solution

The fourth proportional to 946,818, 1,306,619.08 and 517,110.48 is: 713,618.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,818 : 1,306,619.08 = 517,110.48 : x
  2. Step 2: Convert to fraction form
    946,818/1,306,619.08 = 517,110.48/x
  3. Step 3: Cross multiply
    946,818x = 1,306,619.08 × 517,110.48
  4. Step 4: Simplify right side
    946,818x = 675,666,419,635.96
  5. Step 5: Solve for x
    x = 675,666,419,635.96/946,818
  6. Step 6: Final answer
    x = 713,618.06

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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.