Home / 453,296.31-679,259.40-303,268.04

Finding the Fourth Proportional to 453,296.31, 679,259.40 and 303,268.04

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Solution

The fourth proportional to 453,296.31, 679,259.40 and 303,268.04 is: 454,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,296.31 : 679,259.40 = 303,268.04 : x
  2. Step 2: Convert to fraction form
    453,296.31/679,259.40 = 303,268.04/x
  3. Step 3: Cross multiply
    453,296.31x = 679,259.40 × 303,268.04
  4. Step 4: Simplify right side
    453,296.31x = 205,997,663,493.28
  5. Step 5: Solve for x
    x = 205,997,663,493.28/453,296.31
  6. Step 6: Final answer
    x = 454,443.72

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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.