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Finding the Fourth Proportional to 749.04, 1,032.93 and 562.02

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Solution

The fourth proportional to 749.04, 1,032.93 and 562.02 is: 775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    749.04 : 1,032.93 = 562.02 : x
  2. Step 2: Convert to fraction form
    749.04/1,032.93 = 562.02/x
  3. Step 3: Cross multiply
    749.04x = 1,032.93 × 562.02
  4. Step 4: Simplify right side
    749.04x = 580,527.32
  5. Step 5: Solve for x
    x = 580,527.32/749.04
  6. Step 6: Final answer
    x = 775.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.