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Finding the Fourth Proportional to 599,328.32, 827,070.56 and 331,056.32

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Solution

The fourth proportional to 599,328.32, 827,070.56 and 331,056.32 is: 456,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,328.32 : 827,070.56 = 331,056.32 : x
  2. Step 2: Convert to fraction form
    599,328.32/827,070.56 = 331,056.32/x
  3. Step 3: Cross multiply
    599,328.32x = 827,070.56 × 331,056.32
  4. Step 4: Simplify right side
    599,328.32x = 273,806,935,973.94
  5. Step 5: Solve for x
    x = 273,806,935,973.94/599,328.32
  6. Step 6: Final answer
    x = 456,856.33

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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.