Home / 452,741.13-679,234.41-403,165.49

Finding the Fourth Proportional to 452,741.13, 679,234.41 and 403,165.49

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Solution

The fourth proportional to 452,741.13, 679,234.41 and 403,165.49 is: 604,857.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,741.13 : 679,234.41 = 403,165.49 : x
  2. Step 2: Convert to fraction form
    452,741.13/679,234.41 = 403,165.49/x
  3. Step 3: Cross multiply
    452,741.13x = 679,234.41 × 403,165.49
  4. Step 4: Simplify right side
    452,741.13x = 273,843,870,336.34
  5. Step 5: Solve for x
    x = 273,843,870,336.34/452,741.13
  6. Step 6: Final answer
    x = 604,857.51

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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.