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Finding the Fourth Proportional to 569,359.56, 785,794.32 and 327,637.20

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Solution

The fourth proportional to 569,359.56, 785,794.32 and 327,637.20 is: 452,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,359.56 : 785,794.32 = 327,637.20 : x
  2. Step 2: Convert to fraction form
    569,359.56/785,794.32 = 327,637.20/x
  3. Step 3: Cross multiply
    569,359.56x = 785,794.32 × 327,637.20
  4. Step 4: Simplify right side
    569,359.56x = 257,455,450,780.70
  5. Step 5: Solve for x
    x = 257,455,450,780.70/569,359.56
  6. Step 6: Final answer
    x = 452,184.29

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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.