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Finding the Fourth Proportional to 529,335.60, 794,003.40 and 293,139.60

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Solution

The fourth proportional to 529,335.60, 794,003.40 and 293,139.60 is: 439,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,335.60 : 794,003.40 = 293,139.60 : x
  2. Step 2: Convert to fraction form
    529,335.60/794,003.40 = 293,139.60/x
  3. Step 3: Cross multiply
    529,335.60x = 794,003.40 × 293,139.60
  4. Step 4: Simplify right side
    529,335.60x = 232,753,839,074.64
  5. Step 5: Solve for x
    x = 232,753,839,074.64/529,335.60
  6. Step 6: Final answer
    x = 439,709.40

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Similar ratio
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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.