Home / 591,355.08-815,867.64-336,642.48

Finding the Fourth Proportional to 591,355.08, 815,867.64 and 336,642.48

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Solution

The fourth proportional to 591,355.08, 815,867.64 and 336,642.48 is: 464,451.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,355.08 : 815,867.64 = 336,642.48 : x
  2. Step 2: Convert to fraction form
    591,355.08/815,867.64 = 336,642.48/x
  3. Step 3: Cross multiply
    591,355.08x = 815,867.64 × 336,642.48
  4. Step 4: Simplify right side
    591,355.08x = 274,655,705,681.35
  5. Step 5: Solve for x
    x = 274,655,705,681.35/591,355.08
  6. Step 6: Final answer
    x = 464,451.42

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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.