Home / 946,374.12-1,306,016.01-516,672.36

Finding the Fourth Proportional to 946,374.12, 1,306,016.01 and 516,672.36

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Solution

The fourth proportional to 946,374.12, 1,306,016.01 and 516,672.36 is: 713,018.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,374.12 : 1,306,016.01 = 516,672.36 : x
  2. Step 2: Convert to fraction form
    946,374.12/1,306,016.01 = 516,672.36/x
  3. Step 3: Cross multiply
    946,374.12x = 1,306,016.01 × 516,672.36
  4. Step 4: Simplify right side
    946,374.12x = 674,782,374,084.48
  5. Step 5: Solve for x
    x = 674,782,374,084.48/946,374.12
  6. Step 6: Final answer
    x = 713,018.63

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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.