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Finding the Fourth Proportional to 546,398.10, 819,551.07 and 308,993.94

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Solution

The fourth proportional to 546,398.10, 819,551.07 and 308,993.94 is: 463,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,398.10 : 819,551.07 = 308,993.94 : x
  2. Step 2: Convert to fraction form
    546,398.10/819,551.07 = 308,993.94/x
  3. Step 3: Cross multiply
    546,398.10x = 819,551.07 × 308,993.94
  4. Step 4: Simplify right side
    546,398.10x = 253,236,314,150.52
  5. Step 5: Solve for x
    x = 253,236,314,150.52/546,398.10
  6. Step 6: Final answer
    x = 463,464.85

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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.