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Finding the Fourth Proportional to 552,157.46, 828,254.72 and 152,764.79

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Solution

The fourth proportional to 552,157.46, 828,254.72 and 152,764.79 is: 229,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,157.46 : 828,254.72 = 152,764.79 : x
  2. Step 2: Convert to fraction form
    552,157.46/828,254.72 = 152,764.79/x
  3. Step 3: Cross multiply
    552,157.46x = 828,254.72 × 152,764.79
  4. Step 4: Simplify right side
    552,157.46x = 126,528,153,748.65
  5. Step 5: Solve for x
    x = 126,528,153,748.65/552,157.46
  6. Step 6: Final answer
    x = 229,152.30

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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.