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Finding the Fourth Proportional to 664,666.04, 917,234.46 and 362,860.04

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Solution

The fourth proportional to 664,666.04, 917,234.46 and 362,860.04 is: 500,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,666.04 : 917,234.46 = 362,860.04 : x
  2. Step 2: Convert to fraction form
    664,666.04/917,234.46 = 362,860.04/x
  3. Step 3: Cross multiply
    664,666.04x = 917,234.46 × 362,860.04
  4. Step 4: Simplify right side
    664,666.04x = 332,827,732,844.98
  5. Step 5: Solve for x
    x = 332,827,732,844.98/664,666.04
  6. Step 6: Final answer
    x = 500,744.30

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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.