Home / 729,892.35-1,007,253.83-407,614.41

Finding the Fourth Proportional to 729,892.35, 1,007,253.83 and 407,614.41

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Solution

The fourth proportional to 729,892.35, 1,007,253.83 and 407,614.41 is: 562,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,892.35 : 1,007,253.83 = 407,614.41 : x
  2. Step 2: Convert to fraction form
    729,892.35/1,007,253.83 = 407,614.41/x
  3. Step 3: Cross multiply
    729,892.35x = 1,007,253.83 × 407,614.41
  4. Step 4: Simplify right side
    729,892.35x = 410,571,176,654.73
  5. Step 5: Solve for x
    x = 410,571,176,654.73/729,892.35
  6. Step 6: Final answer
    x = 562,509.22

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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.