Home / 849,842.36-1,172,867.17-634,608.75

Finding the Fourth Proportional to 849,842.36, 1,172,867.17 and 634,608.75

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Solution

The fourth proportional to 849,842.36, 1,172,867.17 and 634,608.75 is: 875,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,842.36 : 1,172,867.17 = 634,608.75 : x
  2. Step 2: Convert to fraction form
    849,842.36/1,172,867.17 = 634,608.75/x
  3. Step 3: Cross multiply
    849,842.36x = 1,172,867.17 × 634,608.75
  4. Step 4: Simplify right side
    849,842.36x = 744,311,768,669.74
  5. Step 5: Solve for x
    x = 744,311,768,669.74/849,842.36
  6. Step 6: Final answer
    x = 875,823.34

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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.