Home / 324,836.32-448,284-181,602.40

Finding the Fourth Proportional to 324,836.32, 448,284 and 181,602.40

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Solution

The fourth proportional to 324,836.32, 448,284 and 181,602.40 is: 250,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,836.32 : 448,284 = 181,602.40 : x
  2. Step 2: Convert to fraction form
    324,836.32/448,284 = 181,602.40/x
  3. Step 3: Cross multiply
    324,836.32x = 448,284 × 181,602.40
  4. Step 4: Simplify right side
    324,836.32x = 81,409,450,281.60
  5. Step 5: Solve for x
    x = 81,409,450,281.60/324,836.32
  6. Step 6: Final answer
    x = 250,616.83

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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.