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Finding the Fourth Proportional to 608,859.43, 840,213.39 and 336,927.17

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Solution

The fourth proportional to 608,859.43, 840,213.39 and 336,927.17 is: 464,952.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,859.43 : 840,213.39 = 336,927.17 : x
  2. Step 2: Convert to fraction form
    608,859.43/840,213.39 = 336,927.17/x
  3. Step 3: Cross multiply
    608,859.43x = 840,213.39 × 336,927.17
  4. Step 4: Simplify right side
    608,859.43x = 283,090,720,215.91
  5. Step 5: Solve for x
    x = 283,090,720,215.91/608,859.43
  6. Step 6: Final answer
    x = 464,952.51

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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.