Home / 549,187.29-757,857.40-300,825.29

Finding the Fourth Proportional to 549,187.29, 757,857.40 and 300,825.29

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Solution

The fourth proportional to 549,187.29, 757,857.40 and 300,825.29 is: 415,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,187.29 : 757,857.40 = 300,825.29 : x
  2. Step 2: Convert to fraction form
    549,187.29/757,857.40 = 300,825.29/x
  3. Step 3: Cross multiply
    549,187.29x = 757,857.40 × 300,825.29
  4. Step 4: Simplify right side
    549,187.29x = 227,982,673,276.23
  5. Step 5: Solve for x
    x = 227,982,673,276.23/549,187.29
  6. Step 6: Final answer
    x = 415,127.37

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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.