Home / 699,918.30-1,050,984.68-531,628.65

Finding the Fourth Proportional to 699,918.30, 1,050,984.68 and 531,628.65

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Solution

The fourth proportional to 699,918.30, 1,050,984.68 and 531,628.65 is: 798,283.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,918.30 : 1,050,984.68 = 531,628.65 : x
  2. Step 2: Convert to fraction form
    699,918.30/1,050,984.68 = 531,628.65/x
  3. Step 3: Cross multiply
    699,918.30x = 1,050,984.68 × 531,628.65
  4. Step 4: Simplify right side
    699,918.30x = 558,733,563,940.94
  5. Step 5: Solve for x
    x = 558,733,563,940.94/699,918.30
  6. Step 6: Final answer
    x = 798,283.98

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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.