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Finding the Fourth Proportional to 1,575.45, 2,362.70 and 601.32

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Solution

The fourth proportional to 1,575.45, 2,362.70 and 601.32 is: 901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.45 : 2,362.70 = 601.32 : x
  2. Step 2: Convert to fraction form
    1,575.45/2,362.70 = 601.32/x
  3. Step 3: Cross multiply
    1,575.45x = 2,362.70 × 601.32
  4. Step 4: Simplify right side
    1,575.45x = 1,420,749.13
  5. Step 5: Solve for x
    x = 1,420,749.13/1,575.45
  6. Step 6: Final answer
    x = 901.81

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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.