Home / 316,984.32-475,739.04-159,258.24

Finding the Fourth Proportional to 316,984.32, 475,739.04 and 159,258.24

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Solution

The fourth proportional to 316,984.32, 475,739.04 and 159,258.24 is: 239,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,984.32 : 475,739.04 = 159,258.24 : x
  2. Step 2: Convert to fraction form
    316,984.32/475,739.04 = 159,258.24/x
  3. Step 3: Cross multiply
    316,984.32x = 475,739.04 × 159,258.24
  4. Step 4: Simplify right side
    316,984.32x = 75,765,362,209.69
  5. Step 5: Solve for x
    x = 75,765,362,209.69/316,984.32
  6. Step 6: Final answer
    x = 239,019.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.