Home / 260,497.04-390,774.06-82,962.32

Finding the Fourth Proportional to 260,497.04, 390,774.06 and 82,962.32

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Solution

The fourth proportional to 260,497.04, 390,774.06 and 82,962.32 is: 124,452.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,497.04 : 390,774.06 = 82,962.32 : x
  2. Step 2: Convert to fraction form
    260,497.04/390,774.06 = 82,962.32/x
  3. Step 3: Cross multiply
    260,497.04x = 390,774.06 × 82,962.32
  4. Step 4: Simplify right side
    260,497.04x = 32,419,522,613.42
  5. Step 5: Solve for x
    x = 32,419,522,613.42/260,497.04
  6. Step 6: Final answer
    x = 124,452.56

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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.