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Finding the Fourth Proportional to 552,233.86, 828,351.87 and 152,875.78

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Solution

The fourth proportional to 552,233.86, 828,351.87 and 152,875.78 is: 229,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,233.86 : 828,351.87 = 152,875.78 : x
  2. Step 2: Convert to fraction form
    552,233.86/828,351.87 = 152,875.78/x
  3. Step 3: Cross multiply
    552,233.86x = 828,351.87 × 152,875.78
  4. Step 4: Simplify right side
    552,233.86x = 126,634,938,240.71
  5. Step 5: Solve for x
    x = 126,634,938,240.71/552,233.86
  6. Step 6: Final answer
    x = 229,313.97

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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.