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Finding the Fourth Proportional to 292,952.37, 439,428.57 and 277,993.29

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Solution

The fourth proportional to 292,952.37, 439,428.57 and 277,993.29 is: 416,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,952.37 : 439,428.57 = 277,993.29 : x
  2. Step 2: Convert to fraction form
    292,952.37/439,428.57 = 277,993.29/x
  3. Step 3: Cross multiply
    292,952.37x = 439,428.57 × 277,993.29
  4. Step 4: Simplify right side
    292,952.37x = 122,158,193,894.30
  5. Step 5: Solve for x
    x = 122,158,193,894.30/292,952.37
  6. Step 6: Final answer
    x = 416,989.95

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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.