Home / 890,073.23-1,335,237.08-274,629.29

Finding the Fourth Proportional to 890,073.23, 1,335,237.08 and 274,629.29

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Solution

The fourth proportional to 890,073.23, 1,335,237.08 and 274,629.29 is: 411,983.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,073.23 : 1,335,237.08 = 274,629.29 : x
  2. Step 2: Convert to fraction form
    890,073.23/1,335,237.08 = 274,629.29/x
  3. Step 3: Cross multiply
    890,073.23x = 1,335,237.08 × 274,629.29
  4. Step 4: Simplify right side
    890,073.23x = 366,695,203,212.74
  5. Step 5: Solve for x
    x = 366,695,203,212.74/890,073.23
  6. Step 6: Final answer
    x = 411,983.19

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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.