Home / 635,532.70-876,669.02-380,736.27

Finding the Fourth Proportional to 635,532.70, 876,669.02 and 380,736.27

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Solution

The fourth proportional to 635,532.70, 876,669.02 and 380,736.27 is: 525,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,532.70 : 876,669.02 = 380,736.27 : x
  2. Step 2: Convert to fraction form
    635,532.70/876,669.02 = 380,736.27/x
  3. Step 3: Cross multiply
    635,532.70x = 876,669.02 × 380,736.27
  4. Step 4: Simplify right side
    635,532.70x = 333,779,692,699.36
  5. Step 5: Solve for x
    x = 333,779,692,699.36/635,532.70
  6. Step 6: Final answer
    x = 525,196.73

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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.