Home / 637,115.46-955,230.32-281,935.74

Finding the Fourth Proportional to 637,115.46, 955,230.32 and 281,935.74

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Solution

The fourth proportional to 637,115.46, 955,230.32 and 281,935.74 is: 422,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,115.46 : 955,230.32 = 281,935.74 : x
  2. Step 2: Convert to fraction form
    637,115.46/955,230.32 = 281,935.74/x
  3. Step 3: Cross multiply
    637,115.46x = 955,230.32 × 281,935.74
  4. Step 4: Simplify right side
    637,115.46x = 269,313,567,139.64
  5. Step 5: Solve for x
    x = 269,313,567,139.64/637,115.46
  6. Step 6: Final answer
    x = 422,707.63

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1.5x scale

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.