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Finding the Fourth Proportional to 552,223.96, 828,243.66 and 152,905.10

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Solution

The fourth proportional to 552,223.96, 828,243.66 and 152,905.10 is: 229,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,223.96 : 828,243.66 = 152,905.10 : x
  2. Step 2: Convert to fraction form
    552,223.96/828,243.66 = 152,905.10/x
  3. Step 3: Cross multiply
    552,223.96x = 828,243.66 × 152,905.10
  4. Step 4: Simplify right side
    552,223.96x = 126,642,679,656.67
  5. Step 5: Solve for x
    x = 126,642,679,656.67/552,223.96
  6. Step 6: Final answer
    x = 229,332.10

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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.