Home / 1,001,329.72-1,502,086.93-327,414.49

Finding the Fourth Proportional to 1,001,329.72, 1,502,086.93 and 327,414.49

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Solution

The fourth proportional to 1,001,329.72, 1,502,086.93 and 327,414.49 is: 491,151.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,329.72 : 1,502,086.93 = 327,414.49 : x
  2. Step 2: Convert to fraction form
    1,001,329.72/1,502,086.93 = 327,414.49/x
  3. Step 3: Cross multiply
    1,001,329.72x = 1,502,086.93 × 327,414.49
  4. Step 4: Simplify right side
    1,001,329.72x = 491,805,021,547.86
  5. Step 5: Solve for x
    x = 491,805,021,547.86/1,001,329.72
  6. Step 6: Final answer
    x = 491,151.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.