Home / 1,039.04-1,558.56-461.52

Finding the Fourth Proportional to 1,039.04, 1,558.56 and 461.52

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Solution

The fourth proportional to 1,039.04, 1,558.56 and 461.52 is: 692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039.04 : 1,558.56 = 461.52 : x
  2. Step 2: Convert to fraction form
    1,039.04/1,558.56 = 461.52/x
  3. Step 3: Cross multiply
    1,039.04x = 1,558.56 × 461.52
  4. Step 4: Simplify right side
    1,039.04x = 719,306.61
  5. Step 5: Solve for x
    x = 719,306.61/1,039.04
  6. Step 6: Final answer
    x = 692.28

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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.