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Finding the Fourth Proportional to 493,112.00, 738,547.00 and 385,827.37

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Solution

The fourth proportional to 493,112.00, 738,547.00 and 385,827.37 is: 577,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,112.00 : 738,547.00 = 385,827.37 : x
  2. Step 2: Convert to fraction form
    493,112.00/738,547.00 = 385,827.37/x
  3. Step 3: Cross multiply
    493,112.00x = 738,547.00 × 385,827.37
  4. Step 4: Simplify right side
    493,112.00x = 284,951,643,820.45
  5. Step 5: Solve for x
    x = 284,951,643,820.45/493,112.00
  6. Step 6: Final answer
    x = 577,863.94

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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.