Home / 841,196.51-1,261,723.68-272,565.57

Finding the Fourth Proportional to 841,196.51, 1,261,723.68 and 272,565.57

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Solution

The fourth proportional to 841,196.51, 1,261,723.68 and 272,565.57 is: 408,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,196.51 : 1,261,723.68 = 272,565.57 : x
  2. Step 2: Convert to fraction form
    841,196.51/1,261,723.68 = 272,565.57/x
  3. Step 3: Cross multiply
    841,196.51x = 1,261,723.68 × 272,565.57
  4. Step 4: Simplify right side
    841,196.51x = 343,902,434,021.70
  5. Step 5: Solve for x
    x = 343,902,434,021.70/841,196.51
  6. Step 6: Final answer
    x = 408,825.32

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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.