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Finding the Fourth Proportional to 560,730.56, 773,819.04 and 306,104

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Solution

The fourth proportional to 560,730.56, 773,819.04 and 306,104 is: 422,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,730.56 : 773,819.04 = 306,104 : x
  2. Step 2: Convert to fraction form
    560,730.56/773,819.04 = 306,104/x
  3. Step 3: Cross multiply
    560,730.56x = 773,819.04 × 306,104
  4. Step 4: Simplify right side
    560,730.56x = 236,869,103,420.16
  5. Step 5: Solve for x
    x = 236,869,103,420.16/560,730.56
  6. Step 6: Final answer
    x = 422,429.45

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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.