Home / 829,108.27-1,243,648.47-373,446.04

Finding the Fourth Proportional to 829,108.27, 1,243,648.47 and 373,446.04

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Solution

The fourth proportional to 829,108.27, 1,243,648.47 and 373,446.04 is: 560,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,108.27 : 1,243,648.47 = 373,446.04 : x
  2. Step 2: Convert to fraction form
    829,108.27/1,243,648.47 = 373,446.04/x
  3. Step 3: Cross multiply
    829,108.27x = 1,243,648.47 × 373,446.04
  4. Step 4: Simplify right side
    829,108.27x = 464,435,596,273.56
  5. Step 5: Solve for x
    x = 464,435,596,273.56/829,108.27
  6. Step 6: Final answer
    x = 560,162.78

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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.