Home / 405,579.22-608,454.50-152,854.36

Finding the Fourth Proportional to 405,579.22, 608,454.50 and 152,854.36

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Solution

The fourth proportional to 405,579.22, 608,454.50 and 152,854.36 is: 229,313.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,579.22 : 608,454.50 = 152,854.36 : x
  2. Step 2: Convert to fraction form
    405,579.22/608,454.50 = 152,854.36/x
  3. Step 3: Cross multiply
    405,579.22x = 608,454.50 × 152,854.36
  4. Step 4: Simplify right side
    405,579.22x = 93,004,923,186.62
  5. Step 5: Solve for x
    x = 93,004,923,186.62/405,579.22
  6. Step 6: Final answer
    x = 229,313.83

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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.