Home / 829,208.91-1,243,902.26-230,172.60

Finding the Fourth Proportional to 829,208.91, 1,243,902.26 and 230,172.60

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Solution

The fourth proportional to 829,208.91, 1,243,902.26 and 230,172.60 is: 345,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,208.91 : 1,243,902.26 = 230,172.60 : x
  2. Step 2: Convert to fraction form
    829,208.91/1,243,902.26 = 230,172.60/x
  3. Step 3: Cross multiply
    829,208.91x = 1,243,902.26 × 230,172.60
  4. Step 4: Simplify right side
    829,208.91x = 286,312,209,959.70
  5. Step 5: Solve for x
    x = 286,312,209,959.70/829,208.91
  6. Step 6: Final answer
    x = 345,283.57

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1.5x scale

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.