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Finding the Fourth Proportional to 1,023.04, 1,533.84 and 373.68

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Solution

The fourth proportional to 1,023.04, 1,533.84 and 373.68 is: 560.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023.04 : 1,533.84 = 373.68 : x
  2. Step 2: Convert to fraction form
    1,023.04/1,533.84 = 373.68/x
  3. Step 3: Cross multiply
    1,023.04x = 1,533.84 × 373.68
  4. Step 4: Simplify right side
    1,023.04x = 573,165.33
  5. Step 5: Solve for x
    x = 573,165.33/1,023.04
  6. Step 6: Final answer
    x = 560.26

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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.