Home / 849,224.14-1,171,961.54-486,717.95

Finding the Fourth Proportional to 849,224.14, 1,171,961.54 and 486,717.95

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Solution

The fourth proportional to 849,224.14, 1,171,961.54 and 486,717.95 is: 671,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,224.14 : 1,171,961.54 = 486,717.95 : x
  2. Step 2: Convert to fraction form
    849,224.14/1,171,961.54 = 486,717.95/x
  3. Step 3: Cross multiply
    849,224.14x = 1,171,961.54 × 486,717.95
  4. Step 4: Simplify right side
    849,224.14x = 570,414,722,374.34
  5. Step 5: Solve for x
    x = 570,414,722,374.34/849,224.14
  6. Step 6: Final answer
    x = 671,689.25

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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.