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Finding the Fourth Proportional to 469,324.12, 703,992.06 and 310,417.24

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Solution

The fourth proportional to 469,324.12, 703,992.06 and 310,417.24 is: 465,629.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,324.12 : 703,992.06 = 310,417.24 : x
  2. Step 2: Convert to fraction form
    469,324.12/703,992.06 = 310,417.24/x
  3. Step 3: Cross multiply
    469,324.12x = 703,992.06 × 310,417.24
  4. Step 4: Simplify right side
    469,324.12x = 218,531,272,247.11
  5. Step 5: Solve for x
    x = 218,531,272,247.11/469,324.12
  6. Step 6: Final answer
    x = 465,629.75

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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.