Home / 938,848.28-1,408,355.34-264,935.48

Finding the Fourth Proportional to 938,848.28, 1,408,355.34 and 264,935.48

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Solution

The fourth proportional to 938,848.28, 1,408,355.34 and 264,935.48 is: 397,426.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,848.28 : 1,408,355.34 = 264,935.48 : x
  2. Step 2: Convert to fraction form
    938,848.28/1,408,355.34 = 264,935.48/x
  3. Step 3: Cross multiply
    938,848.28x = 1,408,355.34 × 264,935.48
  4. Step 4: Simplify right side
    938,848.28x = 373,123,298,013.46
  5. Step 5: Solve for x
    x = 373,123,298,013.46/938,848.28
  6. Step 6: Final answer
    x = 397,426.62

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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.