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Finding the Fourth Proportional to 473,066.46, 709,216.56 and 322,928.64

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Solution

The fourth proportional to 473,066.46, 709,216.56 and 322,928.64 is: 484,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,066.46 : 709,216.56 = 322,928.64 : x
  2. Step 2: Convert to fraction form
    473,066.46/709,216.56 = 322,928.64/x
  3. Step 3: Cross multiply
    473,066.46x = 709,216.56 × 322,928.64
  4. Step 4: Simplify right side
    473,066.46x = 229,026,339,186.28
  5. Step 5: Solve for x
    x = 229,026,339,186.28/473,066.46
  6. Step 6: Final answer
    x = 484,131.42

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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.