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Finding the Fourth Proportional to 374,352.44, 516,459.82 and 230,863.40

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Solution

The fourth proportional to 374,352.44, 516,459.82 and 230,863.40 is: 318,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,352.44 : 516,459.82 = 230,863.40 : x
  2. Step 2: Convert to fraction form
    374,352.44/516,459.82 = 230,863.40/x
  3. Step 3: Cross multiply
    374,352.44x = 516,459.82 × 230,863.40
  4. Step 4: Simplify right side
    374,352.44x = 119,231,670,008.59
  5. Step 5: Solve for x
    x = 119,231,670,008.59/374,352.44
  6. Step 6: Final answer
    x = 318,501.12

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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.