Home / 846,844.78-1,168,615.56-479,314.03

Finding the Fourth Proportional to 846,844.78, 1,168,615.56 and 479,314.03

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Solution

The fourth proportional to 846,844.78, 1,168,615.56 and 479,314.03 is: 661,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,844.78 : 1,168,615.56 = 479,314.03 : x
  2. Step 2: Convert to fraction form
    846,844.78/1,168,615.56 = 479,314.03/x
  3. Step 3: Cross multiply
    846,844.78x = 1,168,615.56 × 479,314.03
  4. Step 4: Simplify right side
    846,844.78x = 560,133,833,584.31
  5. Step 5: Solve for x
    x = 560,133,833,584.31/846,844.78
  6. Step 6: Final answer
    x = 661,436.25

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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.