Home / 845,927.05-1,167,388.31-458,743.22

Finding the Fourth Proportional to 845,927.05, 1,167,388.31 and 458,743.22

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Solution

The fourth proportional to 845,927.05, 1,167,388.31 and 458,743.22 is: 633,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,927.05 : 1,167,388.31 = 458,743.22 : x
  2. Step 2: Convert to fraction form
    845,927.05/1,167,388.31 = 458,743.22/x
  3. Step 3: Cross multiply
    845,927.05x = 1,167,388.31 × 458,743.22
  4. Step 4: Simplify right side
    845,927.05x = 535,531,472,319.76
  5. Step 5: Solve for x
    x = 535,531,472,319.76/845,927.05
  6. Step 6: Final answer
    x = 633,070.52

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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.