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Finding the Fourth Proportional to 575,423.96, 863,138.67 and 176,064.10

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Solution

The fourth proportional to 575,423.96, 863,138.67 and 176,064.10 is: 264,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,423.96 : 863,138.67 = 176,064.10 : x
  2. Step 2: Convert to fraction form
    575,423.96/863,138.67 = 176,064.10/x
  3. Step 3: Cross multiply
    575,423.96x = 863,138.67 × 176,064.10
  4. Step 4: Simplify right side
    575,423.96x = 151,967,728,793.05
  5. Step 5: Solve for x
    x = 151,967,728,793.05/575,423.96
  6. Step 6: Final answer
    x = 264,096.98

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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.