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Finding the Fourth Proportional to 565,957.63, 848,731.02 and 309,980.35

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Solution

The fourth proportional to 565,957.63, 848,731.02 and 309,980.35 is: 464,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,957.63 : 848,731.02 = 309,980.35 : x
  2. Step 2: Convert to fraction form
    565,957.63/848,731.02 = 309,980.35/x
  3. Step 3: Cross multiply
    565,957.63x = 848,731.02 × 309,980.35
  4. Step 4: Simplify right side
    565,957.63x = 263,089,938,635.46
  5. Step 5: Solve for x
    x = 263,089,938,635.46/565,957.63
  6. Step 6: Final answer
    x = 464,858.01

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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.