Home / 1,021,144.74-1,531,883.33-301,559.21

Finding the Fourth Proportional to 1,021,144.74, 1,531,883.33 and 301,559.21

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Solution

The fourth proportional to 1,021,144.74, 1,531,883.33 and 301,559.21 is: 452,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,144.74 : 1,531,883.33 = 301,559.21 : x
  2. Step 2: Convert to fraction form
    1,021,144.74/1,531,883.33 = 301,559.21/x
  3. Step 3: Cross multiply
    1,021,144.74x = 1,531,883.33 × 301,559.21
  4. Step 4: Simplify right side
    1,021,144.74x = 461,953,517,639.76
  5. Step 5: Solve for x
    x = 461,953,517,639.76/1,021,144.74
  6. Step 6: Final answer
    x = 452,387.89

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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.