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Finding the Fourth Proportional to 480,226.56, 662,752.56 and 265,408.56

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Solution

The fourth proportional to 480,226.56, 662,752.56 and 265,408.56 is: 366,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,226.56 : 662,752.56 = 265,408.56 : x
  2. Step 2: Convert to fraction form
    480,226.56/662,752.56 = 265,408.56/x
  3. Step 3: Cross multiply
    480,226.56x = 662,752.56 × 265,408.56
  4. Step 4: Simplify right side
    480,226.56x = 175,900,202,585.91
  5. Step 5: Solve for x
    x = 175,900,202,585.91/480,226.56
  6. Step 6: Final answer
    x = 366,285.87

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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.