Home / 355,590.28-533,468.04-102,860.56

Finding the Fourth Proportional to 355,590.28, 533,468.04 and 102,860.56

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Solution

The fourth proportional to 355,590.28, 533,468.04 and 102,860.56 is: 154,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,590.28 : 533,468.04 = 102,860.56 : x
  2. Step 2: Convert to fraction form
    355,590.28/533,468.04 = 102,860.56/x
  3. Step 3: Cross multiply
    355,590.28x = 533,468.04 × 102,860.56
  4. Step 4: Simplify right side
    355,590.28x = 54,872,821,336.50
  5. Step 5: Solve for x
    x = 54,872,821,336.50/355,590.28
  6. Step 6: Final answer
    x = 154,314.74

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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.