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Finding the Fourth Proportional to 552,222.99, 828,242.21 and 152,904.13

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Solution

The fourth proportional to 552,222.99, 828,242.21 and 152,904.13 is: 229,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,222.99 : 828,242.21 = 152,904.13 : x
  2. Step 2: Convert to fraction form
    552,222.99/828,242.21 = 152,904.13/x
  3. Step 3: Cross multiply
    552,222.99x = 828,242.21 × 152,904.13
  4. Step 4: Simplify right side
    552,222.99x = 126,641,654,549.33
  5. Step 5: Solve for x
    x = 126,641,654,549.33/552,222.99
  6. Step 6: Final answer
    x = 229,330.65

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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.