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Finding the Fourth Proportional to 468,510.72, 646,555.68 and 264,627.24

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Solution

The fourth proportional to 468,510.72, 646,555.68 and 264,627.24 is: 365,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,510.72 : 646,555.68 = 264,627.24 : x
  2. Step 2: Convert to fraction form
    468,510.72/646,555.68 = 264,627.24/x
  3. Step 3: Cross multiply
    468,510.72x = 646,555.68 × 264,627.24
  4. Step 4: Simplify right side
    468,510.72x = 171,096,245,104.72
  5. Step 5: Solve for x
    x = 171,096,245,104.72/468,510.72
  6. Step 6: Final answer
    x = 365,191.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.