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Finding the Fourth Proportional to 608,883.42, 840,238.44 and 336,962.76

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Solution

The fourth proportional to 608,883.42, 840,238.44 and 336,962.76 is: 464,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,883.42 : 840,238.44 = 336,962.76 : x
  2. Step 2: Convert to fraction form
    608,883.42/840,238.44 = 336,962.76/x
  3. Step 3: Cross multiply
    608,883.42x = 840,238.44 × 336,962.76
  4. Step 4: Simplify right side
    608,883.42x = 283,129,063,800.49
  5. Step 5: Solve for x
    x = 283,129,063,800.49/608,883.42
  6. Step 6: Final answer
    x = 464,997.16

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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.