Home / 552,510.54-828,683.79-153,109.66

Finding the Fourth Proportional to 552,510.54, 828,683.79 and 153,109.66

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Solution

The fourth proportional to 552,510.54, 828,683.79 and 153,109.66 is: 229,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,510.54 : 828,683.79 = 153,109.66 : x
  2. Step 2: Convert to fraction form
    552,510.54/828,683.79 = 153,109.66/x
  3. Step 3: Cross multiply
    552,510.54x = 828,683.79 × 153,109.66
  4. Step 4: Simplify right side
    552,510.54x = 126,879,494,370.27
  5. Step 5: Solve for x
    x = 126,879,494,370.27/552,510.54
  6. Step 6: Final answer
    x = 229,641.76

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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.