Home / 429,961.16-593,507.45-322,840.69

Finding the Fourth Proportional to 429,961.16, 593,507.45 and 322,840.69

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Solution

The fourth proportional to 429,961.16, 593,507.45 and 322,840.69 is: 445,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,961.16 : 593,507.45 = 322,840.69 : x
  2. Step 2: Convert to fraction form
    429,961.16/593,507.45 = 322,840.69/x
  3. Step 3: Cross multiply
    429,961.16x = 593,507.45 × 322,840.69
  4. Step 4: Simplify right side
    429,961.16x = 191,608,354,001.47
  5. Step 5: Solve for x
    x = 191,608,354,001.47/429,961.16
  6. Step 6: Final answer
    x = 445,641.07

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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.