Home / 846,711.84-1,270,289.07-491,384.28

Finding the Fourth Proportional to 846,711.84, 1,270,289.07 and 491,384.28

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Solution

The fourth proportional to 846,711.84, 1,270,289.07 and 491,384.28 is: 737,204.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,711.84 : 1,270,289.07 = 491,384.28 : x
  2. Step 2: Convert to fraction form
    846,711.84/1,270,289.07 = 491,384.28/x
  3. Step 3: Cross multiply
    846,711.84x = 1,270,289.07 × 491,384.28
  4. Step 4: Simplify right side
    846,711.84x = 624,200,080,053.82
  5. Step 5: Solve for x
    x = 624,200,080,053.82/846,711.84
  6. Step 6: Final answer
    x = 737,204.86

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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.