Home / 802,150.75-1,106,968.04-479,874.43

Finding the Fourth Proportional to 802,150.75, 1,106,968.04 and 479,874.43

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Solution

The fourth proportional to 802,150.75, 1,106,968.04 and 479,874.43 is: 662,226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,150.75 : 1,106,968.04 = 479,874.43 : x
  2. Step 2: Convert to fraction form
    802,150.75/1,106,968.04 = 479,874.43/x
  3. Step 3: Cross multiply
    802,150.75x = 1,106,968.04 × 479,874.43
  4. Step 4: Simplify right side
    802,150.75x = 531,205,657,223.22
  5. Step 5: Solve for x
    x = 531,205,657,223.22/802,150.75
  6. Step 6: Final answer
    x = 662,226.72

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1.5x scale

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.