Home / 483,009.60-724,516.90-283,189.85

Finding the Fourth Proportional to 483,009.60, 724,516.90 and 283,189.85

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Solution

The fourth proportional to 483,009.60, 724,516.90 and 283,189.85 is: 424,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,009.60 : 724,516.90 = 283,189.85 : x
  2. Step 2: Convert to fraction form
    483,009.60/724,516.90 = 283,189.85/x
  3. Step 3: Cross multiply
    483,009.60x = 724,516.90 × 283,189.85
  4. Step 4: Simplify right side
    483,009.60x = 205,175,836,288.20
  5. Step 5: Solve for x
    x = 205,175,836,288.20/483,009.60
  6. Step 6: Final answer
    x = 424,786.25

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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.