Home / 846,948.45-1,269,301.32-621,252.12

Finding the Fourth Proportional to 846,948.45, 1,269,301.32 and 621,252.12

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Solution

The fourth proportional to 846,948.45, 1,269,301.32 and 621,252.12 is: 931,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,948.45 : 1,269,301.32 = 621,252.12 : x
  2. Step 2: Convert to fraction form
    846,948.45/1,269,301.32 = 621,252.12/x
  3. Step 3: Cross multiply
    846,948.45x = 1,269,301.32 × 621,252.12
  4. Step 4: Simplify right side
    846,948.45x = 788,556,135,968.80
  5. Step 5: Solve for x
    x = 788,556,135,968.80/846,948.45
  6. Step 6: Final answer
    x = 931,055.65

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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.