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Finding the Fourth Proportional to 565,956.63, 848,729.52 and 309,979.35

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Solution

The fourth proportional to 565,956.63, 848,729.52 and 309,979.35 is: 464,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,956.63 : 848,729.52 = 309,979.35 : x
  2. Step 2: Convert to fraction form
    565,956.63/848,729.52 = 309,979.35/x
  3. Step 3: Cross multiply
    565,956.63x = 848,729.52 × 309,979.35
  4. Step 4: Simplify right side
    565,956.63x = 263,088,624,935.41
  5. Step 5: Solve for x
    x = 263,088,624,935.41/565,956.63
  6. Step 6: Final answer
    x = 464,856.51

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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.