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Finding the Fourth Proportional to 1,023.05, 1,533.63 and 373.32

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Solution

The fourth proportional to 1,023.05, 1,533.63 and 373.32 is: 559.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023.05 : 1,533.63 = 373.32 : x
  2. Step 2: Convert to fraction form
    1,023.05/1,533.63 = 373.32/x
  3. Step 3: Cross multiply
    1,023.05x = 1,533.63 × 373.32
  4. Step 4: Simplify right side
    1,023.05x = 572,534.75
  5. Step 5: Solve for x
    x = 572,534.75/1,023.05
  6. Step 6: Final answer
    x = 559.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.