Home / 802,122.50-1,106,929.08-444,426.50

Finding the Fourth Proportional to 802,122.50, 1,106,929.08 and 444,426.50

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Solution

The fourth proportional to 802,122.50, 1,106,929.08 and 444,426.50 is: 613,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,122.50 : 1,106,929.08 = 444,426.50 : x
  2. Step 2: Convert to fraction form
    802,122.50/1,106,929.08 = 444,426.50/x
  3. Step 3: Cross multiply
    802,122.50x = 1,106,929.08 × 444,426.50
  4. Step 4: Simplify right side
    802,122.50x = 491,948,616,772.62
  5. Step 5: Solve for x
    x = 491,948,616,772.62/802,122.50
  6. Step 6: Final answer
    x = 613,308.59

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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.