Home / 804,733.20-1,208,021.40-472,496.40

Finding the Fourth Proportional to 804,733.20, 1,208,021.40 and 472,496.40

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Solution

The fourth proportional to 804,733.20, 1,208,021.40 and 472,496.40 is: 709,285.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,733.20 : 1,208,021.40 = 472,496.40 : x
  2. Step 2: Convert to fraction form
    804,733.20/1,208,021.40 = 472,496.40/x
  3. Step 3: Cross multiply
    804,733.20x = 1,208,021.40 × 472,496.40
  4. Step 4: Simplify right side
    804,733.20x = 570,785,762,622.96
  5. Step 5: Solve for x
    x = 570,785,762,622.96/804,733.20
  6. Step 6: Final answer
    x = 709,285.71

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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.