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Finding the Fourth Proportional to 531,333.51, 796,854.51 and 317,933.54

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Solution

The fourth proportional to 531,333.51, 796,854.51 and 317,933.54 is: 476,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,333.51 : 796,854.51 = 317,933.54 : x
  2. Step 2: Convert to fraction form
    531,333.51/796,854.51 = 317,933.54/x
  3. Step 3: Cross multiply
    531,333.51x = 796,854.51 × 317,933.54
  4. Step 4: Simplify right side
    531,333.51x = 253,346,774,233.20
  5. Step 5: Solve for x
    x = 253,346,774,233.20/531,333.51
  6. Step 6: Final answer
    x = 476,813.10

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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.