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Finding the Fourth Proportional to 576,026.83, 794,962.12 and 317,955.03

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Solution

The fourth proportional to 576,026.83, 794,962.12 and 317,955.03 is: 438,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,026.83 : 794,962.12 = 317,955.03 : x
  2. Step 2: Convert to fraction form
    576,026.83/794,962.12 = 317,955.03/x
  3. Step 3: Cross multiply
    576,026.83x = 794,962.12 × 317,955.03
  4. Step 4: Simplify right side
    576,026.83x = 252,762,204,713.46
  5. Step 5: Solve for x
    x = 252,762,204,713.46/576,026.83
  6. Step 6: Final answer
    x = 438,802.83

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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.