Home / 893,495.71-1,233,033.60-485,597.58

Finding the Fourth Proportional to 893,495.71, 1,233,033.60 and 485,597.58

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Solution

The fourth proportional to 893,495.71, 1,233,033.60 and 485,597.58 is: 670,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,495.71 : 1,233,033.60 = 485,597.58 : x
  2. Step 2: Convert to fraction form
    893,495.71/1,233,033.60 = 485,597.58/x
  3. Step 3: Cross multiply
    893,495.71x = 1,233,033.60 × 485,597.58
  4. Step 4: Simplify right side
    893,495.71x = 598,758,132,218.69
  5. Step 5: Solve for x
    x = 598,758,132,218.69/893,495.71
  6. Step 6: Final answer
    x = 670,129.83

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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.