Home / 627,343.07-940,485.56-272,089.52

Finding the Fourth Proportional to 627,343.07, 940,485.56 and 272,089.52

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Solution

The fourth proportional to 627,343.07, 940,485.56 and 272,089.52 is: 407,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,343.07 : 940,485.56 = 272,089.52 : x
  2. Step 2: Convert to fraction form
    627,343.07/940,485.56 = 272,089.52/x
  3. Step 3: Cross multiply
    627,343.07x = 940,485.56 × 272,089.52
  4. Step 4: Simplify right side
    627,343.07x = 255,896,258,524.46
  5. Step 5: Solve for x
    x = 255,896,258,524.46/627,343.07
  6. Step 6: Final answer
    x = 407,904.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.