Home / 413,284.55-570,358.16-275,226.73

Finding the Fourth Proportional to 413,284.55, 570,358.16 and 275,226.73

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Solution

The fourth proportional to 413,284.55, 570,358.16 and 275,226.73 is: 379,829.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,284.55 : 570,358.16 = 275,226.73 : x
  2. Step 2: Convert to fraction form
    413,284.55/570,358.16 = 275,226.73/x
  3. Step 3: Cross multiply
    413,284.55x = 570,358.16 × 275,226.73
  4. Step 4: Simplify right side
    413,284.55x = 156,977,809,535.69
  5. Step 5: Solve for x
    x = 156,977,809,535.69/413,284.55
  6. Step 6: Final answer
    x = 379,829.86

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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.