Home / 370,826.30-555,502.49-180,732.40

Finding the Fourth Proportional to 370,826.30, 555,502.49 and 180,732.40

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Solution

The fourth proportional to 370,826.30, 555,502.49 and 180,732.40 is: 270,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,826.30 : 555,502.49 = 180,732.40 : x
  2. Step 2: Convert to fraction form
    370,826.30/555,502.49 = 180,732.40/x
  3. Step 3: Cross multiply
    370,826.30x = 555,502.49 × 180,732.40
  4. Step 4: Simplify right side
    370,826.30x = 100,397,296,609.00
  5. Step 5: Solve for x
    x = 100,397,296,609.00/370,826.30
  6. Step 6: Final answer
    x = 270,739.42

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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.