Home / 683,982.80-1,026,492.60-447,246.80

Finding the Fourth Proportional to 683,982.80, 1,026,492.60 and 447,246.80

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Solution

The fourth proportional to 683,982.80, 1,026,492.60 and 447,246.80 is: 671,209.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,982.80 : 1,026,492.60 = 447,246.80 : x
  2. Step 2: Convert to fraction form
    683,982.80/1,026,492.60 = 447,246.80/x
  3. Step 3: Cross multiply
    683,982.80x = 1,026,492.60 × 447,246.80
  4. Step 4: Simplify right side
    683,982.80x = 459,095,530,573.68
  5. Step 5: Solve for x
    x = 459,095,530,573.68/683,982.80
  6. Step 6: Final answer
    x = 671,209.17

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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.