Home / 552,215.08-828,323.79-152,857

Finding the Fourth Proportional to 552,215.08, 828,323.79 and 152,857

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Solution

The fourth proportional to 552,215.08, 828,323.79 and 152,857 is: 229,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,215.08 : 828,323.79 = 152,857 : x
  2. Step 2: Convert to fraction form
    552,215.08/828,323.79 = 152,857/x
  3. Step 3: Cross multiply
    552,215.08x = 828,323.79 × 152,857
  4. Step 4: Simplify right side
    552,215.08x = 126,615,089,568.03
  5. Step 5: Solve for x
    x = 126,615,089,568.03/552,215.08
  6. Step 6: Final answer
    x = 229,285.82

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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.