Home / 947,742.73-1,307,883.07-539,844.41

Finding the Fourth Proportional to 947,742.73, 1,307,883.07 and 539,844.41

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Solution

The fourth proportional to 947,742.73, 1,307,883.07 and 539,844.41 is: 744,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,742.73 : 1,307,883.07 = 539,844.41 : x
  2. Step 2: Convert to fraction form
    947,742.73/1,307,883.07 = 539,844.41/x
  3. Step 3: Cross multiply
    947,742.73x = 1,307,883.07 × 539,844.41
  4. Step 4: Simplify right side
    947,742.73x = 706,053,366,193.24
  5. Step 5: Solve for x
    x = 706,053,366,193.24/947,742.73
  6. Step 6: Final answer
    x = 744,984.21

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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.