Home / 431,939.48-595,929.50-262,140.80

Finding the Fourth Proportional to 431,939.48, 595,929.50 and 262,140.80

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Solution

The fourth proportional to 431,939.48, 595,929.50 and 262,140.80 is: 361,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,939.48 : 595,929.50 = 262,140.80 : x
  2. Step 2: Convert to fraction form
    431,939.48/595,929.50 = 262,140.80/x
  3. Step 3: Cross multiply
    431,939.48x = 595,929.50 × 262,140.80
  4. Step 4: Simplify right side
    431,939.48x = 156,217,431,583.25
  5. Step 5: Solve for x
    x = 156,217,431,583.25/431,939.48
  6. Step 6: Final answer
    x = 361,665.10

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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.