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Finding the Fourth Proportional to 608,820.63, 840,173.48 and 336,899.97

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Solution

The fourth proportional to 608,820.63, 840,173.48 and 336,899.97 is: 464,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,820.63 : 840,173.48 = 336,899.97 : x
  2. Step 2: Convert to fraction form
    608,820.63/840,173.48 = 336,899.97/x
  3. Step 3: Cross multiply
    608,820.63x = 840,173.48 × 336,899.97
  4. Step 4: Simplify right side
    608,820.63x = 283,054,418,522.30
  5. Step 5: Solve for x
    x = 283,054,418,522.30/608,820.63
  6. Step 6: Final answer
    x = 464,922.52

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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.