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Finding the Fourth Proportional to 552,207.84, 828,312.91 and 152,849.76

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Solution

The fourth proportional to 552,207.84, 828,312.91 and 152,849.76 is: 229,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,207.84 : 828,312.91 = 152,849.76 : x
  2. Step 2: Convert to fraction form
    552,207.84/828,312.91 = 152,849.76/x
  3. Step 3: Cross multiply
    552,207.84x = 828,312.91 × 152,849.76
  4. Step 4: Simplify right side
    552,207.84x = 126,607,428,734.15
  5. Step 5: Solve for x
    x = 126,607,428,734.15/552,207.84
  6. Step 6: Final answer
    x = 229,274.96

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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.