Home / 325,947.06-489,055.12-176,010.79

Finding the Fourth Proportional to 325,947.06, 489,055.12 and 176,010.79

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Solution

The fourth proportional to 325,947.06, 489,055.12 and 176,010.79 is: 264,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,947.06 : 489,055.12 = 176,010.79 : x
  2. Step 2: Convert to fraction form
    325,947.06/489,055.12 = 176,010.79/x
  3. Step 3: Cross multiply
    325,947.06x = 489,055.12 × 176,010.79
  4. Step 4: Simplify right side
    325,947.06x = 86,078,975,215.86
  5. Step 5: Solve for x
    x = 86,078,975,215.86/325,947.06
  6. Step 6: Final answer
    x = 264,088.82

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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.