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Finding the Fourth Proportional to 1,505.16, 2,257.95 and 465.24

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Solution

The fourth proportional to 1,505.16, 2,257.95 and 465.24 is: 697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.16 : 2,257.95 = 465.24 : x
  2. Step 2: Convert to fraction form
    1,505.16/2,257.95 = 465.24/x
  3. Step 3: Cross multiply
    1,505.16x = 2,257.95 × 465.24
  4. Step 4: Simplify right side
    1,505.16x = 1,050,494.30
  5. Step 5: Solve for x
    x = 1,050,494.30/1,505.16
  6. Step 6: Final answer
    x = 697.93

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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.