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Finding the Fourth Proportional to 466,300.89, 643,495.25 and 265,096.89

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Solution

The fourth proportional to 466,300.89, 643,495.25 and 265,096.89 is: 365,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,300.89 : 643,495.25 = 265,096.89 : x
  2. Step 2: Convert to fraction form
    466,300.89/643,495.25 = 265,096.89/x
  3. Step 3: Cross multiply
    466,300.89x = 643,495.25 × 265,096.89
  4. Step 4: Simplify right side
    466,300.89x = 170,588,589,504.77
  5. Step 5: Solve for x
    x = 170,588,589,504.77/466,300.89
  6. Step 6: Final answer
    x = 365,833.72

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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.