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Finding the Fourth Proportional to 401,499.79, 601,325.07 and 232,600.82

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Solution

The fourth proportional to 401,499.79, 601,325.07 and 232,600.82 is: 348,365.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,499.79 : 601,325.07 = 232,600.82 : x
  2. Step 2: Convert to fraction form
    401,499.79/601,325.07 = 232,600.82/x
  3. Step 3: Cross multiply
    401,499.79x = 601,325.07 × 232,600.82
  4. Step 4: Simplify right side
    401,499.79x = 139,868,700,489.68
  5. Step 5: Solve for x
    x = 139,868,700,489.68/401,499.79
  6. Step 6: Final answer
    x = 348,365.57

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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.