Home / 851,384.69-1,174,920.04-464,196.94

Finding the Fourth Proportional to 851,384.69, 1,174,920.04 and 464,196.94

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Solution

The fourth proportional to 851,384.69, 1,174,920.04 and 464,196.94 is: 640,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,384.69 : 1,174,920.04 = 464,196.94 : x
  2. Step 2: Convert to fraction form
    851,384.69/1,174,920.04 = 464,196.94/x
  3. Step 3: Cross multiply
    851,384.69x = 1,174,920.04 × 464,196.94
  4. Step 4: Simplify right side
    851,384.69x = 545,394,283,996.75
  5. Step 5: Solve for x
    x = 545,394,283,996.75/851,384.69
  6. Step 6: Final answer
    x = 640,596.77

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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.