Home / 849,243.58-1,171,988.39-486,737.39

Finding the Fourth Proportional to 849,243.58, 1,171,988.39 and 486,737.39

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Solution

The fourth proportional to 849,243.58, 1,171,988.39 and 486,737.39 is: 671,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,243.58 : 1,171,988.39 = 486,737.39 : x
  2. Step 2: Convert to fraction form
    849,243.58/1,171,988.39 = 486,737.39/x
  3. Step 3: Cross multiply
    849,243.58x = 1,171,988.39 × 486,737.39
  4. Step 4: Simplify right side
    849,243.58x = 570,450,570,058.90
  5. Step 5: Solve for x
    x = 570,450,570,058.90/849,243.58
  6. Step 6: Final answer
    x = 671,716.08

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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.