Home / 497,845.10-746,670.45-165,421.10

Finding the Fourth Proportional to 497,845.10, 746,670.45 and 165,421.10

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Solution

The fourth proportional to 497,845.10, 746,670.45 and 165,421.10 is: 248,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,845.10 : 746,670.45 = 165,421.10 : x
  2. Step 2: Convert to fraction form
    497,845.10/746,670.45 = 165,421.10/x
  3. Step 3: Cross multiply
    497,845.10x = 746,670.45 × 165,421.10
  4. Step 4: Simplify right side
    497,845.10x = 123,515,047,176.50
  5. Step 5: Solve for x
    x = 123,515,047,176.50/497,845.10
  6. Step 6: Final answer
    x = 248,099.35

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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.