Home / 846,621.80-1,168,409.80-464,713.28

Finding the Fourth Proportional to 846,621.80, 1,168,409.80 and 464,713.28

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Solution

The fourth proportional to 846,621.80, 1,168,409.80 and 464,713.28 is: 641,343.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,621.80 : 1,168,409.80 = 464,713.28 : x
  2. Step 2: Convert to fraction form
    846,621.80/1,168,409.80 = 464,713.28/x
  3. Step 3: Cross multiply
    846,621.80x = 1,168,409.80 × 464,713.28
  4. Step 4: Simplify right side
    846,621.80x = 542,975,550,542.14
  5. Step 5: Solve for x
    x = 542,975,550,542.14/846,621.80
  6. Step 6: Final answer
    x = 641,343.69

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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.