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Finding the Fourth Proportional to 543,676.02, 750,282.18 and 298,671.08

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Solution

The fourth proportional to 543,676.02, 750,282.18 and 298,671.08 is: 412,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,676.02 : 750,282.18 = 298,671.08 : x
  2. Step 2: Convert to fraction form
    543,676.02/750,282.18 = 298,671.08/x
  3. Step 3: Cross multiply
    543,676.02x = 750,282.18 × 298,671.08
  4. Step 4: Simplify right side
    543,676.02x = 224,087,589,005.35
  5. Step 5: Solve for x
    x = 224,087,589,005.35/543,676.02
  6. Step 6: Final answer
    x = 412,171.18

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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.