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Finding the Fourth Proportional to 433,176.62, 648,498.22 and 252,710.24

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Solution

The fourth proportional to 433,176.62, 648,498.22 and 252,710.24 is: 378,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,176.62 : 648,498.22 = 252,710.24 : x
  2. Step 2: Convert to fraction form
    433,176.62/648,498.22 = 252,710.24/x
  3. Step 3: Cross multiply
    433,176.62x = 648,498.22 × 252,710.24
  4. Step 4: Simplify right side
    433,176.62x = 163,882,136,941.51
  5. Step 5: Solve for x
    x = 163,882,136,941.51/433,176.62
  6. Step 6: Final answer
    x = 378,326.37

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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.