Home / 578,295.65-867,501.57-199,166.45

Finding the Fourth Proportional to 578,295.65, 867,501.57 and 199,166.45

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Solution

The fourth proportional to 578,295.65, 867,501.57 and 199,166.45 is: 298,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,295.65 : 867,501.57 = 199,166.45 : x
  2. Step 2: Convert to fraction form
    578,295.65/867,501.57 = 199,166.45/x
  3. Step 3: Cross multiply
    578,295.65x = 867,501.57 × 199,166.45
  4. Step 4: Simplify right side
    578,295.65x = 172,777,203,915.54
  5. Step 5: Solve for x
    x = 172,777,203,915.54/578,295.65
  6. Step 6: Final answer
    x = 298,769.67

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Similar ratio
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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.