Home / 405,788.46-608,563.77-152,886.48

Finding the Fourth Proportional to 405,788.46, 608,563.77 and 152,886.48

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Solution

The fourth proportional to 405,788.46, 608,563.77 and 152,886.48 is: 229,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,788.46 : 608,563.77 = 152,886.48 : x
  2. Step 2: Convert to fraction form
    405,788.46/608,563.77 = 152,886.48/x
  3. Step 3: Cross multiply
    405,788.46x = 608,563.77 × 152,886.48
  4. Step 4: Simplify right side
    405,788.46x = 93,041,172,650.83
  5. Step 5: Solve for x
    x = 93,041,172,650.83/405,788.46
  6. Step 6: Final answer
    x = 229,284.92

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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.