Home / 552,511.47-828,685.19-153,110.60

Finding the Fourth Proportional to 552,511.47, 828,685.19 and 153,110.60

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Solution

The fourth proportional to 552,511.47, 828,685.19 and 153,110.60 is: 229,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,511.47 : 828,685.19 = 153,110.60 : x
  2. Step 2: Convert to fraction form
    552,511.47/828,685.19 = 153,110.60/x
  3. Step 3: Cross multiply
    552,511.47x = 828,685.19 × 153,110.60
  4. Step 4: Simplify right side
    552,511.47x = 126,880,485,998.93
  5. Step 5: Solve for x
    x = 126,880,485,998.93/552,511.47
  6. Step 6: Final answer
    x = 229,643.17

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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.