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Finding the Fourth Proportional to 446,622.91, 616,343.37 and 242,673.83

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Solution

The fourth proportional to 446,622.91, 616,343.37 and 242,673.83 is: 334,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,622.91 : 616,343.37 = 242,673.83 : x
  2. Step 2: Convert to fraction form
    446,622.91/616,343.37 = 242,673.83/x
  3. Step 3: Cross multiply
    446,622.91x = 616,343.37 × 242,673.83
  4. Step 4: Simplify right side
    446,622.91x = 149,570,410,027.04
  5. Step 5: Solve for x
    x = 149,570,410,027.04/446,622.91
  6. Step 6: Final answer
    x = 334,891.93

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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.