Home / 855,334.50-1,180,343.34-468,149.82

Finding the Fourth Proportional to 855,334.50, 1,180,343.34 and 468,149.82

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Solution

The fourth proportional to 855,334.50, 1,180,343.34 and 468,149.82 is: 646,036.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,334.50 : 1,180,343.34 = 468,149.82 : x
  2. Step 2: Convert to fraction form
    855,334.50/1,180,343.34 = 468,149.82/x
  3. Step 3: Cross multiply
    855,334.50x = 1,180,343.34 × 468,149.82
  4. Step 4: Simplify right side
    855,334.50x = 552,577,522,159.20
  5. Step 5: Solve for x
    x = 552,577,522,159.20/855,334.50
  6. Step 6: Final answer
    x = 646,036.75

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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.