Home / 1,548.04-2,320.60-574.80

Finding the Fourth Proportional to 1,548.04, 2,320.60 and 574.80

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Solution

The fourth proportional to 1,548.04, 2,320.60 and 574.80 is: 861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.04 : 2,320.60 = 574.80 : x
  2. Step 2: Convert to fraction form
    1,548.04/2,320.60 = 574.80/x
  3. Step 3: Cross multiply
    1,548.04x = 2,320.60 × 574.80
  4. Step 4: Simplify right side
    1,548.04x = 1,333,880.88
  5. Step 5: Solve for x
    x = 1,333,880.88/1,548.04
  6. Step 6: Final answer
    x = 861.66

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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.