Home / 855,851.12-1,181,093.04-468,682.88

Finding the Fourth Proportional to 855,851.12, 1,181,093.04 and 468,682.88

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Solution

The fourth proportional to 855,851.12, 1,181,093.04 and 468,682.88 is: 646,792.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,851.12 : 1,181,093.04 = 468,682.88 : x
  2. Step 2: Convert to fraction form
    855,851.12/1,181,093.04 = 468,682.88/x
  3. Step 3: Cross multiply
    855,851.12x = 1,181,093.04 × 468,682.88
  4. Step 4: Simplify right side
    855,851.12x = 553,558,087,535.16
  5. Step 5: Solve for x
    x = 553,558,087,535.16/855,851.12
  6. Step 6: Final answer
    x = 646,792.50

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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.