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Finding the Fourth Proportional to 483,179.72, 724,862.96 and 183,636.94

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Solution

The fourth proportional to 483,179.72, 724,862.96 and 183,636.94 is: 275,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,179.72 : 724,862.96 = 183,636.94 : x
  2. Step 2: Convert to fraction form
    483,179.72/724,862.96 = 183,636.94/x
  3. Step 3: Cross multiply
    483,179.72x = 724,862.96 × 183,636.94
  4. Step 4: Simplify right side
    483,179.72x = 133,111,619,452.92
  5. Step 5: Solve for x
    x = 133,111,619,452.92/483,179.72
  6. Step 6: Final answer
    x = 275,490.91

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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.