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Finding the Fourth Proportional to 1,495.70, 2,244.71 and 975.56

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Solution

The fourth proportional to 1,495.70, 2,244.71 and 975.56 is: 1,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.70 : 2,244.71 = 975.56 : x
  2. Step 2: Convert to fraction form
    1,495.70/2,244.71 = 975.56/x
  3. Step 3: Cross multiply
    1,495.70x = 2,244.71 × 975.56
  4. Step 4: Simplify right side
    1,495.70x = 2,189,856.79
  5. Step 5: Solve for x
    x = 2,189,856.79/1,495.70
  6. Step 6: Final answer
    x = 1,464.10

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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.