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Finding the Fourth Proportional to 613,695.34, 846,892.74 and 341,757.28

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Solution

The fourth proportional to 613,695.34, 846,892.74 and 341,757.28 is: 471,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,695.34 : 846,892.74 = 341,757.28 : x
  2. Step 2: Convert to fraction form
    613,695.34/846,892.74 = 341,757.28/x
  3. Step 3: Cross multiply
    613,695.34x = 846,892.74 × 341,757.28
  4. Step 4: Simplify right side
    613,695.34x = 289,431,759,274.15
  5. Step 5: Solve for x
    x = 289,431,759,274.15/613,695.34
  6. Step 6: Final answer
    x = 471,621.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.