Home / 485,370.14-669,814.12-270,524.04

Finding the Fourth Proportional to 485,370.14, 669,814.12 and 270,524.04

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Solution

The fourth proportional to 485,370.14, 669,814.12 and 270,524.04 is: 373,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,370.14 : 669,814.12 = 270,524.04 : x
  2. Step 2: Convert to fraction form
    485,370.14/669,814.12 = 270,524.04/x
  3. Step 3: Cross multiply
    485,370.14x = 669,814.12 × 270,524.04
  4. Step 4: Simplify right side
    485,370.14x = 181,200,818,096.10
  5. Step 5: Solve for x
    x = 181,200,818,096.10/485,370.14
  6. Step 6: Final answer
    x = 373,325.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.