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Finding the Fourth Proportional to 397,343.16, 596,597.94 and 248,218.92

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Solution

The fourth proportional to 397,343.16, 596,597.94 and 248,218.92 is: 372,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,343.16 : 596,597.94 = 248,218.92 : x
  2. Step 2: Convert to fraction form
    397,343.16/596,597.94 = 248,218.92/x
  3. Step 3: Cross multiply
    397,343.16x = 596,597.94 × 248,218.92
  4. Step 4: Simplify right side
    397,343.16x = 148,086,896,341.03
  5. Step 5: Solve for x
    x = 148,086,896,341.03/397,343.16
  6. Step 6: Final answer
    x = 372,692.70

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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.