Home / 315,739.72-473,201.34-236,230.12

Finding the Fourth Proportional to 315,739.72, 473,201.34 and 236,230.12

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Solution

The fourth proportional to 315,739.72, 473,201.34 and 236,230.12 is: 354,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,739.72 : 473,201.34 = 236,230.12 : x
  2. Step 2: Convert to fraction form
    315,739.72/473,201.34 = 236,230.12/x
  3. Step 3: Cross multiply
    315,739.72x = 473,201.34 × 236,230.12
  4. Step 4: Simplify right side
    315,739.72x = 111,784,409,332.36
  5. Step 5: Solve for x
    x = 111,784,409,332.36/315,739.72
  6. Step 6: Final answer
    x = 354,039.74

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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.