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Finding the Fourth Proportional to 576,314.04, 795,281 and 321,681.62

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Solution

The fourth proportional to 576,314.04, 795,281 and 321,681.62 is: 443,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,314.04 : 795,281 = 321,681.62 : x
  2. Step 2: Convert to fraction form
    576,314.04/795,281 = 321,681.62/x
  3. Step 3: Cross multiply
    576,314.04x = 795,281 × 321,681.62
  4. Step 4: Simplify right side
    576,314.04x = 255,827,280,435.22
  5. Step 5: Solve for x
    x = 255,827,280,435.22/576,314.04
  6. Step 6: Final answer
    x = 443,902.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.