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Finding the Fourth Proportional to 507,487.11, 760,992.27 and 294,315.60

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Solution

The fourth proportional to 507,487.11, 760,992.27 and 294,315.60 is: 441,335.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,487.11 : 760,992.27 = 294,315.60 : x
  2. Step 2: Convert to fraction form
    507,487.11/760,992.27 = 294,315.60/x
  3. Step 3: Cross multiply
    507,487.11x = 760,992.27 × 294,315.60
  4. Step 4: Simplify right side
    507,487.11x = 223,971,896,540.41
  5. Step 5: Solve for x
    x = 223,971,896,540.41/507,487.11
  6. Step 6: Final answer
    x = 441,335.14

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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.