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Finding the Fourth Proportional to 1,041.22, 1,562.50 and 554.60

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Solution

The fourth proportional to 1,041.22, 1,562.50 and 554.60 is: 832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.22 : 1,562.50 = 554.60 : x
  2. Step 2: Convert to fraction form
    1,041.22/1,562.50 = 554.60/x
  3. Step 3: Cross multiply
    1,041.22x = 1,562.50 × 554.60
  4. Step 4: Simplify right side
    1,041.22x = 866,562.50
  5. Step 5: Solve for x
    x = 866,562.50/1,041.22
  6. Step 6: Final answer
    x = 832.26

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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.