Home / 680,823.57-1,020,762.41-301,537.62

Finding the Fourth Proportional to 680,823.57, 1,020,762.41 and 301,537.62

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Solution

The fourth proportional to 680,823.57, 1,020,762.41 and 301,537.62 is: 452,096.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,823.57 : 1,020,762.41 = 301,537.62 : x
  2. Step 2: Convert to fraction form
    680,823.57/1,020,762.41 = 301,537.62/x
  3. Step 3: Cross multiply
    680,823.57x = 1,020,762.41 × 301,537.62
  4. Step 4: Simplify right side
    680,823.57x = 307,798,267,696.86
  5. Step 5: Solve for x
    x = 307,798,267,696.86/680,823.57
  6. Step 6: Final answer
    x = 452,096.96

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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.