Home / 1,449,658.10-2,174,318.25-384,782.90

Finding the Fourth Proportional to 1,449,658.10, 2,174,318.25 and 384,782.90

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Solution

The fourth proportional to 1,449,658.10, 2,174,318.25 and 384,782.90 is: 577,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,658.10 : 2,174,318.25 = 384,782.90 : x
  2. Step 2: Convert to fraction form
    1,449,658.10/2,174,318.25 = 384,782.90/x
  3. Step 3: Cross multiply
    1,449,658.10x = 2,174,318.25 × 384,782.90
  4. Step 4: Simplify right side
    1,449,658.10x = 836,640,470,886.33
  5. Step 5: Solve for x
    x = 836,640,470,886.33/1,449,658.10
  6. Step 6: Final answer
    x = 577,129.51

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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.