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Finding the Fourth Proportional to 601,064.85, 901,389.71 and 174,485.03

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Solution

The fourth proportional to 601,064.85, 901,389.71 and 174,485.03 is: 261,667.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,064.85 : 901,389.71 = 174,485.03 : x
  2. Step 2: Convert to fraction form
    601,064.85/901,389.71 = 174,485.03/x
  3. Step 3: Cross multiply
    601,064.85x = 901,389.71 × 174,485.03
  4. Step 4: Simplify right side
    601,064.85x = 157,279,010,591.04
  5. Step 5: Solve for x
    x = 157,279,010,591.04/601,064.85
  6. Step 6: Final answer
    x = 261,667.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.