Home / 448,682.04-619,171.38-247,478.04

Finding the Fourth Proportional to 448,682.04, 619,171.38 and 247,478.04

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Solution

The fourth proportional to 448,682.04, 619,171.38 and 247,478.04 is: 341,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,682.04 : 619,171.38 = 247,478.04 : x
  2. Step 2: Convert to fraction form
    448,682.04/619,171.38 = 247,478.04/x
  3. Step 3: Cross multiply
    448,682.04x = 619,171.38 × 247,478.04
  4. Step 4: Simplify right side
    448,682.04x = 153,231,319,546.50
  5. Step 5: Solve for x
    x = 153,231,319,546.50/448,682.04
  6. Step 6: Final answer
    x = 341,514.27

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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.