Home / 872,335.62-1,308,501.80-273,342.66

Finding the Fourth Proportional to 872,335.62, 1,308,501.80 and 273,342.66

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Solution

The fourth proportional to 872,335.62, 1,308,501.80 and 273,342.66 is: 410,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,335.62 : 1,308,501.80 = 273,342.66 : x
  2. Step 2: Convert to fraction form
    872,335.62/1,308,501.80 = 273,342.66/x
  3. Step 3: Cross multiply
    872,335.62x = 1,308,501.80 × 273,342.66
  4. Step 4: Simplify right side
    872,335.62x = 357,669,362,626.79
  5. Step 5: Solve for x
    x = 357,669,362,626.79/872,335.62
  6. Step 6: Final answer
    x = 410,013.48

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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.