Home / 811,102.80-1,216,559.48-250,089.04

Finding the Fourth Proportional to 811,102.80, 1,216,559.48 and 250,089.04

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Solution

The fourth proportional to 811,102.80, 1,216,559.48 and 250,089.04 is: 375,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,102.80 : 1,216,559.48 = 250,089.04 : x
  2. Step 2: Convert to fraction form
    811,102.80/1,216,559.48 = 250,089.04/x
  3. Step 3: Cross multiply
    811,102.80x = 1,216,559.48 × 250,089.04
  4. Step 4: Simplify right side
    811,102.80x = 304,248,192,456.10
  5. Step 5: Solve for x
    x = 304,248,192,456.10/811,102.80
  6. Step 6: Final answer
    x = 375,104.35

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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.