Home / 830,273.49-1,245,585.20-269,264.25

Finding the Fourth Proportional to 830,273.49, 1,245,585.20 and 269,264.25

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Solution

The fourth proportional to 830,273.49, 1,245,585.20 and 269,264.25 is: 403,953.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,273.49 : 1,245,585.20 = 269,264.25 : x
  2. Step 2: Convert to fraction form
    830,273.49/1,245,585.20 = 269,264.25/x
  3. Step 3: Cross multiply
    830,273.49x = 1,245,585.20 × 269,264.25
  4. Step 4: Simplify right side
    830,273.49x = 335,391,563,342.78
  5. Step 5: Solve for x
    x = 335,391,563,342.78/830,273.49
  6. Step 6: Final answer
    x = 403,953.12

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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.