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Finding the Fourth Proportional to 934,695.48, 1,401,481.68 and 365,398.53

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Solution

The fourth proportional to 934,695.48, 1,401,481.68 and 365,398.53 is: 547,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,695.48 : 1,401,481.68 = 365,398.53 : x
  2. Step 2: Convert to fraction form
    934,695.48/1,401,481.68 = 365,398.53/x
  3. Step 3: Cross multiply
    934,695.48x = 1,401,481.68 × 365,398.53
  4. Step 4: Simplify right side
    934,695.48x = 512,099,345,693.93
  5. Step 5: Solve for x
    x = 512,099,345,693.93/934,695.48
  6. Step 6: Final answer
    x = 547,878.27

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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.