Home / 446,048.49-615,556.08-252,456.21

Finding the Fourth Proportional to 446,048.49, 615,556.08 and 252,456.21

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Solution

The fourth proportional to 446,048.49, 615,556.08 and 252,456.21 is: 348,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,048.49 : 615,556.08 = 252,456.21 : x
  2. Step 2: Convert to fraction form
    446,048.49/615,556.08 = 252,456.21/x
  3. Step 3: Cross multiply
    446,048.49x = 615,556.08 × 252,456.21
  4. Step 4: Simplify right side
    446,048.49x = 155,400,954,999.26
  5. Step 5: Solve for x
    x = 155,400,954,999.26/446,048.49
  6. Step 6: Final answer
    x = 348,394.76

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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.