Home / 947,612.07-1,421,209.32-273,546.96

Finding the Fourth Proportional to 947,612.07, 1,421,209.32 and 273,546.96

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Solution

The fourth proportional to 947,612.07, 1,421,209.32 and 273,546.96 is: 410,260.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,612.07 : 1,421,209.32 = 273,546.96 : x
  2. Step 2: Convert to fraction form
    947,612.07/1,421,209.32 = 273,546.96/x
  3. Step 3: Cross multiply
    947,612.07x = 1,421,209.32 × 273,546.96
  4. Step 4: Simplify right side
    947,612.07x = 388,767,489,009.67
  5. Step 5: Solve for x
    x = 388,767,489,009.67/947,612.07
  6. Step 6: Final answer
    x = 410,260.17

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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.