Home / 437,095.20-655,522.80-276,930.72

Finding the Fourth Proportional to 437,095.20, 655,522.80 and 276,930.72

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Solution

The fourth proportional to 437,095.20, 655,522.80 and 276,930.72 is: 415,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,095.20 : 655,522.80 = 276,930.72 : x
  2. Step 2: Convert to fraction form
    437,095.20/655,522.80 = 276,930.72/x
  3. Step 3: Cross multiply
    437,095.20x = 655,522.80 × 276,930.72
  4. Step 4: Simplify right side
    437,095.20x = 181,534,400,980.42
  5. Step 5: Solve for x
    x = 181,534,400,980.42/437,095.20
  6. Step 6: Final answer
    x = 415,320.05

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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.