Home / 802,113.27-1,203,290.87-346,829.09

Finding the Fourth Proportional to 802,113.27, 1,203,290.87 and 346,829.09

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Solution

The fourth proportional to 802,113.27, 1,203,290.87 and 346,829.09 is: 520,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,113.27 : 1,203,290.87 = 346,829.09 : x
  2. Step 2: Convert to fraction form
    802,113.27/1,203,290.87 = 346,829.09/x
  3. Step 3: Cross multiply
    802,113.27x = 1,203,290.87 × 346,829.09
  4. Step 4: Simplify right side
    802,113.27x = 417,336,269,696.81
  5. Step 5: Solve for x
    x = 417,336,269,696.81/802,113.27
  6. Step 6: Final answer
    x = 520,295.93

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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.