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Finding the Fourth Proportional to 652,285.09, 900,160.86 and 361,902.02

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Solution

The fourth proportional to 652,285.09, 900,160.86 and 361,902.02 is: 499,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,285.09 : 900,160.86 = 361,902.02 : x
  2. Step 2: Convert to fraction form
    652,285.09/900,160.86 = 361,902.02/x
  3. Step 3: Cross multiply
    652,285.09x = 900,160.86 × 361,902.02
  4. Step 4: Simplify right side
    652,285.09x = 325,770,030,415.27
  5. Step 5: Solve for x
    x = 325,770,030,415.27/652,285.09
  6. Step 6: Final answer
    x = 499,428.91

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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.