Home / 849,837.67-1,172,860.71-634,604.06

Finding the Fourth Proportional to 849,837.67, 1,172,860.71 and 634,604.06

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Solution

The fourth proportional to 849,837.67, 1,172,860.71 and 634,604.06 is: 875,816.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,837.67 : 1,172,860.71 = 634,604.06 : x
  2. Step 2: Convert to fraction form
    849,837.67/1,172,860.71 = 634,604.06/x
  3. Step 3: Cross multiply
    849,837.67x = 1,172,860.71 × 634,604.06
  4. Step 4: Simplify right side
    849,837.67x = 744,302,168,380.48
  5. Step 5: Solve for x
    x = 744,302,168,380.48/849,837.67
  6. Step 6: Final answer
    x = 875,816.87

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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.