Home / 903,844.90-1,248,956.40-658,402.48

Finding the Fourth Proportional to 903,844.90, 1,248,956.40 and 658,402.48

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Solution

The fourth proportional to 903,844.90, 1,248,956.40 and 658,402.48 is: 909,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,844.90 : 1,248,956.40 = 658,402.48 : x
  2. Step 2: Convert to fraction form
    903,844.90/1,248,956.40 = 658,402.48/x
  3. Step 3: Cross multiply
    903,844.90x = 1,248,956.40 × 658,402.48
  4. Step 4: Simplify right side
    903,844.90x = 822,315,991,171.87
  5. Step 5: Solve for x
    x = 822,315,991,171.87/903,844.90
  6. Step 6: Final answer
    x = 909,797.68

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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.