Home / 1,549.02-2,323.49-394.77

Finding the Fourth Proportional to 1,549.02, 2,323.49 and 394.77

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Solution

The fourth proportional to 1,549.02, 2,323.49 and 394.77 is: 592.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.02 : 2,323.49 = 394.77 : x
  2. Step 2: Convert to fraction form
    1,549.02/2,323.49 = 394.77/x
  3. Step 3: Cross multiply
    1,549.02x = 2,323.49 × 394.77
  4. Step 4: Simplify right side
    1,549.02x = 917,244.15
  5. Step 5: Solve for x
    x = 917,244.15/1,549.02
  6. Step 6: Final answer
    x = 592.14

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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.