Home / 591,164.60-815,514.84-349,330.16

Finding the Fourth Proportional to 591,164.60, 815,514.84 and 349,330.16

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Solution

The fourth proportional to 591,164.60, 815,514.84 and 349,330.16 is: 481,902.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,164.60 : 815,514.84 = 349,330.16 : x
  2. Step 2: Convert to fraction form
    591,164.60/815,514.84 = 349,330.16/x
  3. Step 3: Cross multiply
    591,164.60x = 815,514.84 × 349,330.16
  4. Step 4: Simplify right side
    591,164.60x = 284,883,929,539.57
  5. Step 5: Solve for x
    x = 284,883,929,539.57/591,164.60
  6. Step 6: Final answer
    x = 481,902.89

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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.