Home / 937,954.08-1,294,822.96-628,389.76

Finding the Fourth Proportional to 937,954.08, 1,294,822.96 and 628,389.76

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Solution

The fourth proportional to 937,954.08, 1,294,822.96 and 628,389.76 is: 867,476.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,954.08 : 1,294,822.96 = 628,389.76 : x
  2. Step 2: Convert to fraction form
    937,954.08/1,294,822.96 = 628,389.76/x
  3. Step 3: Cross multiply
    937,954.08x = 1,294,822.96 × 628,389.76
  4. Step 4: Simplify right side
    937,954.08x = 813,653,489,076.89
  5. Step 5: Solve for x
    x = 813,653,489,076.89/937,954.08
  6. Step 6: Final answer
    x = 867,476.89

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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.