Home / 591,156.60-815,503.80-349,322.16

Finding the Fourth Proportional to 591,156.60, 815,503.80 and 349,322.16

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Solution

The fourth proportional to 591,156.60, 815,503.80 and 349,322.16 is: 481,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,156.60 : 815,503.80 = 349,322.16 : x
  2. Step 2: Convert to fraction form
    591,156.60/815,503.80 = 349,322.16/x
  3. Step 3: Cross multiply
    591,156.60x = 815,503.80 × 349,322.16
  4. Step 4: Simplify right side
    591,156.60x = 284,873,548,904.21
  5. Step 5: Solve for x
    x = 284,873,548,904.21/591,156.60
  6. Step 6: Final answer
    x = 481,891.85

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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.