Home / 578,160.40-867,024.84-198,975.04

Finding the Fourth Proportional to 578,160.40, 867,024.84 and 198,975.04

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Solution

The fourth proportional to 578,160.40, 867,024.84 and 198,975.04 is: 298,388.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,160.40 : 867,024.84 = 198,975.04 : x
  2. Step 2: Convert to fraction form
    578,160.40/867,024.84 = 198,975.04/x
  3. Step 3: Cross multiply
    578,160.40x = 867,024.84 × 198,975.04
  4. Step 4: Simplify right side
    578,160.40x = 172,516,302,219.99
  5. Step 5: Solve for x
    x = 172,516,302,219.99/578,160.40
  6. Step 6: Final answer
    x = 298,388.31

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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.