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Finding the Fourth Proportional to 1,624.67, 2,437.32 and 802.73

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Solution

The fourth proportional to 1,624.67, 2,437.32 and 802.73 is: 1,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.67 : 2,437.32 = 802.73 : x
  2. Step 2: Convert to fraction form
    1,624.67/2,437.32 = 802.73/x
  3. Step 3: Cross multiply
    1,624.67x = 2,437.32 × 802.73
  4. Step 4: Simplify right side
    1,624.67x = 1,956,509.88
  5. Step 5: Solve for x
    x = 1,956,509.88/1,624.67
  6. Step 6: Final answer
    x = 1,204.25

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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.