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Finding the Fourth Proportional to 657,093.04, 985,490.90 and 301,765.48

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Solution

The fourth proportional to 657,093.04, 985,490.90 and 301,765.48 is: 452,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,093.04 : 985,490.90 = 301,765.48 : x
  2. Step 2: Convert to fraction form
    657,093.04/985,490.90 = 301,765.48/x
  3. Step 3: Cross multiply
    657,093.04x = 985,490.90 × 301,765.48
  4. Step 4: Simplify right side
    657,093.04x = 297,387,134,474.13
  5. Step 5: Solve for x
    x = 297,387,134,474.13/657,093.04
  6. Step 6: Final answer
    x = 452,579.95

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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.