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Finding the Fourth Proportional to 602,725.26, 907,697.20 and 548,916.96

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Solution

The fourth proportional to 602,725.26, 907,697.20 and 548,916.96 is: 826,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,725.26 : 907,697.20 = 548,916.96 : x
  2. Step 2: Convert to fraction form
    602,725.26/907,697.20 = 548,916.96/x
  3. Step 3: Cross multiply
    602,725.26x = 907,697.20 × 548,916.96
  4. Step 4: Simplify right side
    602,725.26x = 498,250,387,624.51
  5. Step 5: Solve for x
    x = 498,250,387,624.51/602,725.26
  6. Step 6: Final answer
    x = 826,662.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.