Home / 789,153.24-1,182,990.90-384,256.92

Finding the Fourth Proportional to 789,153.24, 1,182,990.90 and 384,256.92

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Solution

The fourth proportional to 789,153.24, 1,182,990.90 and 384,256.92 is: 576,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,153.24 : 1,182,990.90 = 384,256.92 : x
  2. Step 2: Convert to fraction form
    789,153.24/1,182,990.90 = 384,256.92/x
  3. Step 3: Cross multiply
    789,153.24x = 1,182,990.90 × 384,256.92
  4. Step 4: Simplify right side
    789,153.24x = 454,572,439,622.03
  5. Step 5: Solve for x
    x = 454,572,439,622.03/789,153.24
  6. Step 6: Final answer
    x = 576,025.56

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Double scale
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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.