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Finding the Fourth Proportional to 568,277.02, 784,323.98 and 338,849.11

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Solution

The fourth proportional to 568,277.02, 784,323.98 and 338,849.11 is: 467,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,277.02 : 784,323.98 = 338,849.11 : x
  2. Step 2: Convert to fraction form
    568,277.02/784,323.98 = 338,849.11/x
  3. Step 3: Cross multiply
    568,277.02x = 784,323.98 × 338,849.11
  4. Step 4: Simplify right side
    568,277.02x = 265,767,482,574.66
  5. Step 5: Solve for x
    x = 265,767,482,574.66/568,277.02
  6. Step 6: Final answer
    x = 467,672.41

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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.