Home / 832,619.97-1,149,043.37-510,267.78

Finding the Fourth Proportional to 832,619.97, 1,149,043.37 and 510,267.78

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Solution

The fourth proportional to 832,619.97, 1,149,043.37 and 510,267.78 is: 704,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,619.97 : 1,149,043.37 = 510,267.78 : x
  2. Step 2: Convert to fraction form
    832,619.97/1,149,043.37 = 510,267.78/x
  3. Step 3: Cross multiply
    832,619.97x = 1,149,043.37 × 510,267.78
  4. Step 4: Simplify right side
    832,619.97x = 586,319,809,533.62
  5. Step 5: Solve for x
    x = 586,319,809,533.62/832,619.97
  6. Step 6: Final answer
    x = 704,186.58

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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.