Home / 591,218.40-815,882.18-336,569.25

Finding the Fourth Proportional to 591,218.40, 815,882.18 and 336,569.25

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Solution

The fourth proportional to 591,218.40, 815,882.18 and 336,569.25 is: 464,466.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,218.40 : 815,882.18 = 336,569.25 : x
  2. Step 2: Convert to fraction form
    591,218.40/815,882.18 = 336,569.25/x
  3. Step 3: Cross multiply
    591,218.40x = 815,882.18 × 336,569.25
  4. Step 4: Simplify right side
    591,218.40x = 274,600,851,728.12
  5. Step 5: Solve for x
    x = 274,600,851,728.12/591,218.40
  6. Step 6: Final answer
    x = 464,466.01

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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.