Home / 885,012.40-1,327,509.96-253,929.52

Finding the Fourth Proportional to 885,012.40, 1,327,509.96 and 253,929.52

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Solution

The fourth proportional to 885,012.40, 1,327,509.96 and 253,929.52 is: 380,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,012.40 : 1,327,509.96 = 253,929.52 : x
  2. Step 2: Convert to fraction form
    885,012.40/1,327,509.96 = 253,929.52/x
  3. Step 3: Cross multiply
    885,012.40x = 1,327,509.96 × 253,929.52
  4. Step 4: Simplify right side
    885,012.40x = 337,093,966,938.02
  5. Step 5: Solve for x
    x = 337,093,966,938.02/885,012.40
  6. Step 6: Final answer
    x = 380,891.80

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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.