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Finding the Fourth Proportional to 653,239.10, 901,446.72 and 366,771.26

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Solution

The fourth proportional to 653,239.10, 901,446.72 and 366,771.26 is: 506,131.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,239.10 : 901,446.72 = 366,771.26 : x
  2. Step 2: Convert to fraction form
    653,239.10/901,446.72 = 366,771.26/x
  3. Step 3: Cross multiply
    653,239.10x = 901,446.72 × 366,771.26
  4. Step 4: Simplify right side
    653,239.10x = 330,624,744,810.03
  5. Step 5: Solve for x
    x = 330,624,744,810.03/653,239.10
  6. Step 6: Final answer
    x = 506,131.29

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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.