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Finding the Fourth Proportional to 560,740.77, 773,731.04 and 331,266.15

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Solution

The fourth proportional to 560,740.77, 773,731.04 and 331,266.15 is: 457,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,740.77 : 773,731.04 = 331,266.15 : x
  2. Step 2: Convert to fraction form
    560,740.77/773,731.04 = 331,266.15/x
  3. Step 3: Cross multiply
    560,740.77x = 773,731.04 × 331,266.15
  4. Step 4: Simplify right side
    560,740.77x = 256,310,901,099.97
  5. Step 5: Solve for x
    x = 256,310,901,099.97/560,740.77
  6. Step 6: Final answer
    x = 457,093.39

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1.5x scale

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.