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Finding the Fourth Proportional to 934,696.73, 1,401,483.55 and 365,399.78

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Solution

The fourth proportional to 934,696.73, 1,401,483.55 and 365,399.78 is: 547,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,696.73 : 1,401,483.55 = 365,399.78 : x
  2. Step 2: Convert to fraction form
    934,696.73/1,401,483.55 = 365,399.78/x
  3. Step 3: Cross multiply
    934,696.73x = 1,401,483.55 × 365,399.78
  4. Step 4: Simplify right side
    934,696.73x = 512,101,780,843.62
  5. Step 5: Solve for x
    x = 512,101,780,843.62/934,696.73
  6. Step 6: Final answer
    x = 547,880.15

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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.