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Finding the Fourth Proportional to 364,984.34, 500,020.19 and 351,338.88

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Solution

The fourth proportional to 364,984.34, 500,020.19 and 351,338.88 is: 481,326.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,984.34 : 500,020.19 = 351,338.88 : x
  2. Step 2: Convert to fraction form
    364,984.34/500,020.19 = 351,338.88/x
  3. Step 3: Cross multiply
    364,984.34x = 500,020.19 × 351,338.88
  4. Step 4: Simplify right side
    364,984.34x = 175,676,534,410.33
  5. Step 5: Solve for x
    x = 175,676,534,410.33/364,984.34
  6. Step 6: Final answer
    x = 481,326.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.