Home / 847,659.15-1,271,498.58-248,632.20

Finding the Fourth Proportional to 847,659.15, 1,271,498.58 and 248,632.20

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Solution

The fourth proportional to 847,659.15, 1,271,498.58 and 248,632.20 is: 372,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,659.15 : 1,271,498.58 = 248,632.20 : x
  2. Step 2: Convert to fraction form
    847,659.15/1,271,498.58 = 248,632.20/x
  3. Step 3: Cross multiply
    847,659.15x = 1,271,498.58 × 248,632.20
  4. Step 4: Simplify right side
    847,659.15x = 316,135,489,242.28
  5. Step 5: Solve for x
    x = 316,135,489,242.28/847,659.15
  6. Step 6: Final answer
    x = 372,951.19

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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.