Home / 1,473.04-2,209.08-607.60

Finding the Fourth Proportional to 1,473.04, 2,209.08 and 607.60

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Solution

The fourth proportional to 1,473.04, 2,209.08 and 607.60 is: 911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.04 : 2,209.08 = 607.60 : x
  2. Step 2: Convert to fraction form
    1,473.04/2,209.08 = 607.60/x
  3. Step 3: Cross multiply
    1,473.04x = 2,209.08 × 607.60
  4. Step 4: Simplify right side
    1,473.04x = 1,342,237.01
  5. Step 5: Solve for x
    x = 1,342,237.01/1,473.04
  6. Step 6: Final answer
    x = 911.20

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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.