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Finding the Fourth Proportional to 462,250.76, 637,907.37 and 258,309.36

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Solution

The fourth proportional to 462,250.76, 637,907.37 and 258,309.36 is: 356,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,250.76 : 637,907.37 = 258,309.36 : x
  2. Step 2: Convert to fraction form
    462,250.76/637,907.37 = 258,309.36/x
  3. Step 3: Cross multiply
    462,250.76x = 637,907.37 × 258,309.36
  4. Step 4: Simplify right side
    462,250.76x = 164,777,443,515.32
  5. Step 5: Solve for x
    x = 164,777,443,515.32/462,250.76
  6. Step 6: Final answer
    x = 356,467.66

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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.