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Finding the Fourth Proportional to 576,066.06, 795,016.08 and 321,455.52

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Solution

The fourth proportional to 576,066.06, 795,016.08 and 321,455.52 is: 443,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,066.06 : 795,016.08 = 321,455.52 : x
  2. Step 2: Convert to fraction form
    576,066.06/795,016.08 = 321,455.52/x
  3. Step 3: Cross multiply
    576,066.06x = 795,016.08 × 321,455.52
  4. Step 4: Simplify right side
    576,066.06x = 255,562,307,404.76
  5. Step 5: Solve for x
    x = 255,562,307,404.76/576,066.06
  6. Step 6: Final answer
    x = 443,633.68

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1.5x scale

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.