Home / 789,714.60-1,183,211.10-368,125.80

Finding the Fourth Proportional to 789,714.60, 1,183,211.10 and 368,125.80

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Solution

The fourth proportional to 789,714.60, 1,183,211.10 and 368,125.80 is: 551,554.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,714.60 : 1,183,211.10 = 368,125.80 : x
  2. Step 2: Convert to fraction form
    789,714.60/1,183,211.10 = 368,125.80/x
  3. Step 3: Cross multiply
    789,714.60x = 1,183,211.10 × 368,125.80
  4. Step 4: Simplify right side
    789,714.60x = 435,570,532,756.38
  5. Step 5: Solve for x
    x = 435,570,532,756.38/789,714.60
  6. Step 6: Final answer
    x = 551,554.36

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Double scale
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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.