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Finding the Fourth Proportional to 1,050.56, 1,575.84 and 501.08

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Solution

The fourth proportional to 1,050.56, 1,575.84 and 501.08 is: 751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.56 : 1,575.84 = 501.08 : x
  2. Step 2: Convert to fraction form
    1,050.56/1,575.84 = 501.08/x
  3. Step 3: Cross multiply
    1,050.56x = 1,575.84 × 501.08
  4. Step 4: Simplify right side
    1,050.56x = 789,621.91
  5. Step 5: Solve for x
    x = 789,621.91/1,050.56
  6. Step 6: Final answer
    x = 751.62

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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.