Home / 405,766.73-608,531.12-152,864.75

Finding the Fourth Proportional to 405,766.73, 608,531.12 and 152,864.75

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Solution

The fourth proportional to 405,766.73, 608,531.12 and 152,864.75 is: 229,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,766.73 : 608,531.12 = 152,864.75 : x
  2. Step 2: Convert to fraction form
    405,766.73/608,531.12 = 152,864.75/x
  3. Step 3: Cross multiply
    405,766.73x = 608,531.12 × 152,864.75
  4. Step 4: Simplify right side
    405,766.73x = 93,022,957,526.02
  5. Step 5: Solve for x
    x = 93,022,957,526.02/405,766.73
  6. Step 6: Final answer
    x = 229,252.30

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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.