Home / 628,258.24-942,383.04-254,275.84

Finding the Fourth Proportional to 628,258.24, 942,383.04 and 254,275.84

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Solution

The fourth proportional to 628,258.24, 942,383.04 and 254,275.84 is: 381,412.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,258.24 : 942,383.04 = 254,275.84 : x
  2. Step 2: Convert to fraction form
    628,258.24/942,383.04 = 254,275.84/x
  3. Step 3: Cross multiply
    628,258.24x = 942,383.04 × 254,275.84
  4. Step 4: Simplify right side
    628,258.24x = 239,625,239,097.75
  5. Step 5: Solve for x
    x = 239,625,239,097.75/628,258.24
  6. Step 6: Final answer
    x = 381,412.01

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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.