Home / 855,247.97-1,180,242.65-468,063.16

Finding the Fourth Proportional to 855,247.97, 1,180,242.65 and 468,063.16

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Solution

The fourth proportional to 855,247.97, 1,180,242.65 and 468,063.16 is: 645,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,247.97 : 1,180,242.65 = 468,063.16 : x
  2. Step 2: Convert to fraction form
    855,247.97/1,180,242.65 = 468,063.16/x
  3. Step 3: Cross multiply
    855,247.97x = 1,180,242.65 × 468,063.16
  4. Step 4: Simplify right side
    855,247.97x = 552,428,104,325.77
  5. Step 5: Solve for x
    x = 552,428,104,325.77/855,247.97
  6. Step 6: Final answer
    x = 645,927.41

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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.