Home / 1,023.49-1,534.02-475.93

Finding the Fourth Proportional to 1,023.49, 1,534.02 and 475.93

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Solution

The fourth proportional to 1,023.49, 1,534.02 and 475.93 is: 713.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023.49 : 1,534.02 = 475.93 : x
  2. Step 2: Convert to fraction form
    1,023.49/1,534.02 = 475.93/x
  3. Step 3: Cross multiply
    1,023.49x = 1,534.02 × 475.93
  4. Step 4: Simplify right side
    1,023.49x = 730,086.14
  5. Step 5: Solve for x
    x = 730,086.14/1,023.49
  6. Step 6: Final answer
    x = 713.33

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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.