Home / 539,826.08-744,903.44-313,427.36

Finding the Fourth Proportional to 539,826.08, 744,903.44 and 313,427.36

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Solution

The fourth proportional to 539,826.08, 744,903.44 and 313,427.36 is: 432,496.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,826.08 : 744,903.44 = 313,427.36 : x
  2. Step 2: Convert to fraction form
    539,826.08/744,903.44 = 313,427.36/x
  3. Step 3: Cross multiply
    539,826.08x = 744,903.44 × 313,427.36
  4. Step 4: Simplify right side
    539,826.08x = 233,473,118,654.12
  5. Step 5: Solve for x
    x = 233,473,118,654.12/539,826.08
  6. Step 6: Final answer
    x = 432,496.92

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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.