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Finding the Fourth Proportional to 800,150.40, 1,104,312 and 460,632.96

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Solution

The fourth proportional to 800,150.40, 1,104,312 and 460,632.96 is: 635,733.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,150.40 : 1,104,312 = 460,632.96 : x
  2. Step 2: Convert to fraction form
    800,150.40/1,104,312 = 460,632.96/x
  3. Step 3: Cross multiply
    800,150.40x = 1,104,312 × 460,632.96
  4. Step 4: Simplify right side
    800,150.40x = 508,682,505,323.52
  5. Step 5: Solve for x
    x = 508,682,505,323.52/800,150.40
  6. Step 6: Final answer
    x = 635,733.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.