Home / 497,621.63-746,432.98-123,644.63

Finding the Fourth Proportional to 497,621.63, 746,432.98 and 123,644.63

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Solution

The fourth proportional to 497,621.63, 746,432.98 and 123,644.63 is: 185,467.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,621.63 : 746,432.98 = 123,644.63 : x
  2. Step 2: Convert to fraction form
    497,621.63/746,432.98 = 123,644.63/x
  3. Step 3: Cross multiply
    497,621.63x = 746,432.98 × 123,644.63
  4. Step 4: Simplify right side
    497,621.63x = 92,292,431,188.87
  5. Step 5: Solve for x
    x = 92,292,431,188.87/497,621.63
  6. Step 6: Final answer
    x = 185,467.08

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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.