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Finding the Fourth Proportional to 473,920.37, 653,850.50 and 269,826.95

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Solution

The fourth proportional to 473,920.37, 653,850.50 and 269,826.95 is: 372,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,920.37 : 653,850.50 = 269,826.95 : x
  2. Step 2: Convert to fraction form
    473,920.37/653,850.50 = 269,826.95/x
  3. Step 3: Cross multiply
    473,920.37x = 653,850.50 × 269,826.95
  4. Step 4: Simplify right side
    473,920.37x = 176,426,485,055.22
  5. Step 5: Solve for x
    x = 176,426,485,055.22/473,920.37
  6. Step 6: Final answer
    x = 372,270.32

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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.