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Finding the Fourth Proportional to 404,056.92, 606,610.26 and 310,628.28

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Solution

The fourth proportional to 404,056.92, 606,610.26 and 310,628.28 is: 466,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,056.92 : 606,610.26 = 310,628.28 : x
  2. Step 2: Convert to fraction form
    404,056.92/606,610.26 = 310,628.28/x
  3. Step 3: Cross multiply
    404,056.92x = 606,610.26 × 310,628.28
  4. Step 4: Simplify right side
    404,056.92x = 188,430,301,694.15
  5. Step 5: Solve for x
    x = 188,430,301,694.15/404,056.92
  6. Step 6: Final answer
    x = 466,345.93

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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.