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Finding the Fourth Proportional to 435,023.98, 600,405.29 and 253,735.91

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Solution

The fourth proportional to 435,023.98, 600,405.29 and 253,735.91 is: 350,197.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,023.98 : 600,405.29 = 253,735.91 : x
  2. Step 2: Convert to fraction form
    435,023.98/600,405.29 = 253,735.91/x
  3. Step 3: Cross multiply
    435,023.98x = 600,405.29 × 253,735.91
  4. Step 4: Simplify right side
    435,023.98x = 152,344,378,356.26
  5. Step 5: Solve for x
    x = 152,344,378,356.26/435,023.98
  6. Step 6: Final answer
    x = 350,197.66

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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.