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Finding the Fourth Proportional to 432,809.02, 597,107.16 and 251,488.50

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Solution

The fourth proportional to 432,809.02, 597,107.16 and 251,488.50 is: 346,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,809.02 : 597,107.16 = 251,488.50 : x
  2. Step 2: Convert to fraction form
    432,809.02/597,107.16 = 251,488.50/x
  3. Step 3: Cross multiply
    432,809.02x = 597,107.16 × 251,488.50
  4. Step 4: Simplify right side
    432,809.02x = 150,165,584,007.66
  5. Step 5: Solve for x
    x = 150,165,584,007.66/432,809.02
  6. Step 6: Final answer
    x = 346,955.76

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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.