Home / 724,052.10-1,085,750.10-274,623.60

Finding the Fourth Proportional to 724,052.10, 1,085,750.10 and 274,623.60

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Solution

The fourth proportional to 724,052.10, 1,085,750.10 and 274,623.60 is: 411,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,052.10 : 1,085,750.10 = 274,623.60 : x
  2. Step 2: Convert to fraction form
    724,052.10/1,085,750.10 = 274,623.60/x
  3. Step 3: Cross multiply
    724,052.10x = 1,085,750.10 × 274,623.60
  4. Step 4: Simplify right side
    724,052.10x = 298,172,601,162.36
  5. Step 5: Solve for x
    x = 298,172,601,162.36/724,052.10
  6. Step 6: Final answer
    x = 411,810.97

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1.5x scale

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.