Home / 353,534.43-530,304.34-100,814.71

Finding the Fourth Proportional to 353,534.43, 530,304.34 and 100,814.71

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Solution

The fourth proportional to 353,534.43, 530,304.34 and 100,814.71 is: 151,222.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,534.43 : 530,304.34 = 100,814.71 : x
  2. Step 2: Convert to fraction form
    353,534.43/530,304.34 = 100,814.71/x
  3. Step 3: Cross multiply
    353,534.43x = 530,304.34 × 100,814.71
  4. Step 4: Simplify right side
    353,534.43x = 53,462,475,865.75
  5. Step 5: Solve for x
    x = 53,462,475,865.75/353,534.43
  6. Step 6: Final answer
    x = 151,222.83

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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.