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Finding the Fourth Proportional to 560,204.64, 773,050.96 and 318,453.12

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Solution

The fourth proportional to 560,204.64, 773,050.96 and 318,453.12 is: 439,447.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,204.64 : 773,050.96 = 318,453.12 : x
  2. Step 2: Convert to fraction form
    560,204.64/773,050.96 = 318,453.12/x
  3. Step 3: Cross multiply
    560,204.64x = 773,050.96 × 318,453.12
  4. Step 4: Simplify right side
    560,204.64x = 246,180,490,131.00
  5. Step 5: Solve for x
    x = 246,180,490,131.00/560,204.64
  6. Step 6: Final answer
    x = 439,447.43

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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.