Home / 319,028.02-440,278.33-175,788.04

Finding the Fourth Proportional to 319,028.02, 440,278.33 and 175,788.04

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Solution

The fourth proportional to 319,028.02, 440,278.33 and 175,788.04 is: 242,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,028.02 : 440,278.33 = 175,788.04 : x
  2. Step 2: Convert to fraction form
    319,028.02/440,278.33 = 175,788.04/x
  3. Step 3: Cross multiply
    319,028.02x = 440,278.33 × 175,788.04
  4. Step 4: Simplify right side
    319,028.02x = 77,395,664,685.17
  5. Step 5: Solve for x
    x = 77,395,664,685.17/319,028.02
  6. Step 6: Final answer
    x = 242,598.33

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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.