Home / 847,790.64-1,271,882.92-248,727.60

Finding the Fourth Proportional to 847,790.64, 1,271,882.92 and 248,727.60

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Solution

The fourth proportional to 847,790.64, 1,271,882.92 and 248,727.60 is: 373,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,790.64 : 1,271,882.92 = 248,727.60 : x
  2. Step 2: Convert to fraction form
    847,790.64/1,271,882.92 = 248,727.60/x
  3. Step 3: Cross multiply
    847,790.64x = 1,271,882.92 × 248,727.60
  4. Step 4: Simplify right side
    847,790.64x = 316,352,386,172.59
  5. Step 5: Solve for x
    x = 316,352,386,172.59/847,790.64
  6. Step 6: Final answer
    x = 373,149.18

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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.